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Top Supplier Cities : Ningbo   Handan   Shanghai  
Apr-11-17
 
Standards: A194 grade 2HM
Grades: 2H, 2HM, 7, 7M, 4, 8 and 8M
Sizes: 1/4-4''
Finish: plain, black, ZP, ZY and HDG
Materials: carbon steel, alloy steel and stainless steel
Packing: 25kg/box and 36 boxes per pallet Competitive Advantages
1). Top Quality control
2). Competitive Price
3). Various of Design
4). OEM Accepted
5). Customer's Design and Logo are Welcome
Jan-16-17
 
Over 29 years experience in screw and barrel , more info pls find kaylee(at)tizatech.com


Specification:
Diameter: Ã?15-Ã?500
L/D ratio:15-55

Base Materials: 1)38CrMoAlA(SACM 645)
2)42CrMo(AISI 4140)
3)Cr12MoV(SKD11)
4)4Cr5MoSiV1(SKD61)
5)9Cr18MoV
6)40Cr
Bimetallic Alloy Materials: 1)Fe-based alloy
2)Ni-based alloy
3)Co-based alloy
4)Tungsten carbide
Processing Technology: Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Technical Parameter:
Nitrided layer depth:0.50-0.80mm
Nitrided hardness: 900-1100HV
Nitrided brittleness: Less than 2 level
Surface roughness: Ra 0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness: â?¥950HV
Chrome-plating layer depth: 0.025~0.10mm
Bimetallic layer depth: 2 mm
Bimetallic hardness: HRC50-65
Material to be extruded: PP, PE, PVC, ABS, AS, PS etc.

We can manufacture all types of screws and barrels according to clientsâ?? requirement
Nov-09-16
 
Standard:din933 asme b 18.2.1 gb5783
Size:m1.6-m48 no4-1-1/2
Material:carbon steel, alloy steel, stainless steel 304/316/201
Grade:class 4.8/5.8, class 8.8, class 10.9
Surface treatment:zinc plated blue/white, zinc plated yellow, hot dipped galvanized, plain
Nov-09-16
 
Standard:din633, asme, gb12, gb14
Size:m5-m36, no.4-1-1/2
Material:carbon steel, stainless steel 304/316/201
Surface treatment:zinc plated blue/white, zinc plated yellow, hot dipped galvanized, plain.
Nov-09-16
 
Standard:din912 asme gb70
Size:m1.6-m48 1/8-1''
Material:carbon steel, alloy steel, stainless steel 304/316/201
Grade:class 4.8/5.8, class 8.8, class 10.9
Surface treatment:zinc plated blue/white, zinc plated yellow, hot dipped galvanized, plain.
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Sep-08-15
 
Trademark: M
Packing: 25kgs Per Box, 36 Boxes Per Pallet
Origin: Ningbo China
HS Code: 73181500


Product Description
1) Grade:A325
2) Size: Dia.: 1/2"-1 1/2"
3) Material: Carbon steel, alloy steel, stainless steel, etc.
4) Surfaces: Plain, black, ZP, ZY, H. D. G. etc.
5) Packaging: 25kgs per box, or according to Client's requirement
Sep-08-15
 
Model NO: A194
Type: Hexagon Head
Head Style: Hexagonal
Material: Carbon Steel
Standard: ASTM A194


Product Description
1) Grade: A194 Gr. 2H, 2HM
2) Size: 1/4''-4''
3) Material: Stainless steel, carbon steel, alloy steel
4) Surfaces: Plain, black, zinc (ZP), yellow zinc-plating (YZP), hot dipped galvanizing (HDG), dacromet, nickel- and brass-plating
5) Packaging: 25kgs Per Box, 36 Boxes Per Pallet
Sep-08-15
 
Trademark: M
Packing: 25kgs Per Box, 36 Boxes Per Pallet
Origin: Ningbo China
HS Code: 7318160000


1) Grade: A, C, DH, 10S
2) Size: 1/4"-4"
3) Material: Carbon steel, alloy steel, stainless steel, etc.
4) Surfaces: Plain, black, ZP, ZY, H. D. G. etc.
5) Packaging: 25kgs Per Box, 36 Boxes Per Pallet
May-13-16
Supplier From Ningbo, Zhejiang, China
Jul-04-16
Supplier From Ningbo, Zhejiang, China
Oct-26-22
 
STANDARD HEXAGONAL PILLAR
Hexagonal Pillar, Also Called Hexagonal Isolation Column, Hexagonal Spacing Column, Hexagonal Support Column, Hexagonal Column, Etc., Plays A Supporting And Connecting Role
Widely Used In Computer Connectors All Kinds Of Circuit Board Assembly And Electronic Fields.

Example 1: SNB M3*11-F
SNB: Double-Way Hexagonal Pillar
M3: Both Ends Threaded With M3
F: Full Thread
Material: Brass (Brass)
11: Strut Length L1=11.0mm
Example 2: SNC M4*25-8
SNC: Double Pass Hexagonal Pillar, Carbon Steel (Carbon Stlle) M4: Both Ends Are Threaded With M4
25: Length Of Strut L1=25.0mm 8: Inner Thread Depth L3=8.0mm; (All Can Be Customized)
Ningbo Yi Yi Precision Technology Co., Ltd. is a professional non-standard high precision hardware parts� manufacturer, our main products includes high precision turned parts/CNC, hexagonal pillar, pogopin linker (pogo pin connector),standard/non-standard fasteners, stainless steel screws, stamping, cold heading bolts/cold heading nuts,stainless steel crank shaft, die casting/casting parts, lock accessories/cylinder.
Oct-14-22
 
Material: High strength/tensile
Surface treatments: plain, black, zinc-plated (ZP), yellowzinc-plated (YZP), hot-dipped galvanizing (HDG), Dacromet, nickel-and brass-plated
Grade: A490
Standard: ASTM
Thread: UNC
Sizes: 1/2 to 1 1/2 inches
Packing: small box/carton, bulk cartons/pallet and gunny bag Competitive Advantages
1). Top Quality control
2). Competitive Price
3). Various of Design
4). OEM Accepted
5). Customer's Design and Logo are Welcome
Jun-02-16
 
1). Standard: DIN933 full threaded hex bolts
2). Grade: DIN Gr. 4.6--Gr. 12.9
3). Material: Carbon steel, alloy steel, stainless steel, etc.
4). Surface: Plain, Black, ZP, ZY, H. D. G. etc.
5). Packaging: 25kgs per box, 36 boxes per pallet
Jun-02-16
 
1). Standard: DIN912 bolt
2). Grade: DIN Gr. 4.6--Gr. 12.9
3). Material: Carbon steel, alloy steel, stainless steel, etc.
4). Surface: Plain, black, ZP, ZY, H. D. G. etc.
5). Packaging: 25kgs per box, 36 boxes per pallet
Jun-02-16
 
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
Oct-13-16
 
Standard
A307 hex wood screw, h.D.G

Grade
Gradea

Size
1/2"-1"

Surface treament
Black, zinc plated, zinc (yellow) plated, h.D.G. Etc.

Material
Carbon steel, stainless steel, etc
Oct-13-16
 
HEX LAG BOLTS GR.2/ASTM A307 GR.A, HEX LAG SCREW A307 GR.A

1). Standard: ASTM A307 Gr.A, SAE J429 G.2
2). Material: Carbon steel
3). Surface Treatment: ZP, ZY, H. D. G. etc.
4). Packaging: 25kgs per box, 36 boxes per pallet
Jul-10-19
 
200µl glass Inserts with Polymer Fee (Suitable for 9-425 screw thread sample vial)
Jul-10-19
 
"Product Description:
â? Model Number: HM-30PD
â?¡Packaging Details:100 pieces in 1 pack (Min. Order)
â?¢Material: PTFE/silicone septa (100-500ml headspace screw top vial with scale ) (27*3mm)
â?£Matching accessories
Matching vial/bottle/tube:
to be confirmed
Matching cap with septa (assembled):
N/A
Matching cap (separated):
to be confirmed
Matching septa (separated):
N/A
Matching insert:
N/A
Matching crimper and decapper:
N/A
â?¤Fits for
/
â?¥Optional:
Customized color

For more details, please feel free to contact us.
Bei Hoo, from Ningbo Excellent New Material Co., Ltd."
Jul-10-19
 
black open-topped cap and Nature PTFE/Nature silicone septa (15-425 8ml headspace screw top vial with cap and septa)
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