Material: high carbon spring steel, spring steel, stainless steel, alloy steel
Compression Spring, Extension Spring : Wire Diameter: 0.2-40.0mm
Torsion spring wire diameter :0.2-35mm
Surface Finish: black , Zinc, Nickel, silver, golden, tin, powder coating, shot pin
Applications: Automotive, medical device, agricultural machinery ,electronics, toy, electric power distribution.
Extension spring hook include Germany hook, British hook, Side hook
We can customize special design of springs based on your requirement.
Standard: F436, F436M, DIN6916, DIN125 washers
Materials: stainless steel, carbon steel, alloy steel
Surface: plain, black, ZP, ZY, H. D. G. and more
Packaging: 25kgs per box, 36 boxes per pallet
Competitive advantages:
Top quality control
Competitive price
Various design
OEM orders are accepted
Customized designs and logos are welcome
We also provide Flange Lock Nut, elf Tapping Screw, Weld Nuts, custom Thread Protector
More information you can view here
PRODUCT PARAMETERS
Product name Split Washers
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-washer-002
Material C70, 65Mn,Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade As required, Split Washers wholesale
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard ASME/ANSI B18.21.1, DIN127A, DIN127B, DIN7980Â
Size 10 -200 or as require
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo,z Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
PRODUCT PARAMETERS
Product name Pan Head Screws, Plain and Spring Washers Assemblies Supplier
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-screw-002, custom Pan Head Screws
Material C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade Class 4.6, 4.8, 5.6, 8.8, 10.9, SAE J429 Gr. 2, Gr. 5, Gr.8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size M5-M48 , #12-3/4"or non-standard as request&design
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo or Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
Pan Head Screws supplier:Wenzhou Yuanzhi auto parts co. Ltd
Pan Phillips Head Screw Bolt with Flat Washer and Spring Washer Set
We are Pan Phillips Head Screw Bolt supplier
PRODUCT PARAMETERS
Product name Pan Phillips Head Screw Bolt with Flat Washer and Spring Washer Set
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-bolt-003
Material C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade Class 4.6, 4.8, 5.6, 8.8, 10.9, SAE J429 Gr. 2, Gr. 5, Gr.8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS, etc
Size M5-M48 , #12-3/4"or non-standard as request&design
Heat Treatment Tempering, Carburizing, Spheroidizing annealing, Quenching, etc
Test Equipment Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo or Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
We also provide elf Tapping Screw, Split Washers, Weld Nuts, custom Thread Protector
Hexagon Flange Lock Nut PARAMETERS
Product name Hexagon Flange Cap Lock Nuts Wholesale
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-nuts-011
Material  C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade 4, 8, 10, AISI 2, AISI 5, AISI 8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size M5-M48 or non-standard as request & design
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo, Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
Hex Flange Nut PARAMETERS
Product name Carbon Steel Hex Flange Nuts Factory
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-nuts-014, custom Hexagon Heavy Nuts
Material C70, 65Mn,Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Hexagon Nuts Grade 4, 8, 10, 12, AISI 2, AISI 5, AISI 8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size #6-3/4''; M5-M20 or non-standard as request & design
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted, Hex Flange Nut factory
Loading Port Ningbo , Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
PRODUCT PARAMETERS
Product name custom Hexagon Heavy Nuts
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-nuts-010
Hexagon Nuts Material C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade 4, 8, 10, AISI 2, AISI 5, AISI 8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size M5-M100 or non-standard as request&design
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo , Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
We also provide elf Tapping Screw, Split Washers, Weld Nuts, custom Thread Protector
Nylon Insert Lock Nut wholesale PARAMETERS
Product name 12 Points Flange Lock Nuts
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-bolt-017, Flange Lock Nut
Material C70, 65Mn, Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade 4, 8, 10, AISI 2, AISI 5, AISI 8 or as required
Finish Self Color, Plain, Zinc Plated ( Clear/Blue/Yellow/Black ), Ni-plated, Passivated, Polish, Black Oxide, Nickel, Chrome, Hot Deep Galvanize(H. D. G. ), etc
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size M5-M48 , #12-3/4"or non-standard as request&design
Heat Treatment Tempering, Carburizing, Spheroidizing, Annealing, Quenching, etc
Test Instrument Caliper, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detector and etc
Certification ISO 9001:2015, IATF 16949:2016, ISO 1400:2015
MOQ Small order can be accepted
Loading Port Ningbo or Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome
Flange Lock Nut supplier:Wenzhou Yuanzhi auto parts co. Ltd
We also provide elf Tapping Screw, Split Washers, Weld Nuts, custom Thread Protector
Grade 8.8 Hexagon Head Bolt Manufacturer
PRODUCT PARAMETERS
Product name 8.8 Grade Hex Flange Bolt
Brand Name Wenzhou Yuanzhi Auto parts
Model Number YZ-bolt-010, Alloy Steel Flange Bolt manufacturer
Material C70, 65Mn,Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required
Grade Class 4.6, 4.8, 5.6, 8.8, 10.9, SAE J429 Gr. 2, Gr. 5, Gr.8 or as required
Finish Plain, Zinc Plated(Clear/Blue/Yellow/Black), black oxide, H.D.G, DAC,GOEMET, as customer need, Alloy Steel Flange Bolt
Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc
Size M5-M48 , #12-3/4"or non-standard as request&design
Heat Treatment Zn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) etc.
Test Equipments Caliper,Go&No-go gauge,Tensile test machine,Hardness tester,Salt spraying tester, H.D.G thickness tester, 3D detector,Projector,Magnetic flaw detecter and etc
Certification IATF 16949 , ISO 14001, ISO19001
MOQ Small order can be accepted
Loading Port Ningbo or Shanghai
Payment term 30% deposit in advance,70% before shipment,100% TT in advance
Sample YES
Delivery Time Enough stock or strong production capacity ensure timely delivery
Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand
Design ability We can supply sample, OEM&ODM is welcome. Customized drawing with Decal,Frosted, Print are available as request
We also provide Flange Lock Nut, elf Tapping Screw, Split Washers, Weld Nuts, custom Thread Protector
Products Bolt,Screw,Nut,Washer,Pin,Rivet and Non-standard fasteners according to
drawings.
Standard ISO,DIN,JIS,ANSI,BSW,GB and non-standard fastener according to
customers' drawing
Machines Auto pressing machines, automatic heading machine,CNC machines, cold
header high-precision surface grinder machine, involantary grinder
machines,Hardness tester, Electrolytic metrical thickness gauge, Vision
Measuring Machine,Thickness Gauge and so on
Material 1.Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 and So on
2.Steel: Carbon Steel,Alloy Steel,Spring Steel and So on
3.Brass:C36000 , C37700 ( HPb59), C38500( HPb58),C27200(CuZn37),
C28000(CuZn40),Copper (99% Cu) and so on
4.Free Cutting Steel: 1213, 12L14,1215 and so on
5.Aluminum: Al6061, Al6063 etc
6. Other material,like nylon and plastic and so on.
Surface Finishing
Zn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodized,
Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep
Galvanize(H. D. G. ) ,Brass Plating,Black Oxide etc.
