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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

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

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.

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.

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

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

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

1.Track Bolt & Nut:
Part No Dimension Wgt.  (kgs)
8H7504 1/2"UNF-20X38" 0.06KG
R24688 1/2"UNF-20X40 W 0.07KG
Ac231/70097287 1/2"UNF-20X48 B 0.07KG

6V1726/CR4036 1"UNF-14X101 B 0.65KG
6V1727/CR3858 1"UNF-14x110 B 0.68KG
7T2283/CR4669 1"UNF-14x123 B 0.74KG
8S1723/CR2669 1"UNF-14x141 B 0.81KG
6V1728/CR3859 1"UNF-14X148 B 0.84KG
1S6421/CR1970 1"UNF-14NUT(38x25) 0.2KG
7G0343/CR4037 1"UNF-14NUT(38x39)B 0.23KG
7T1000 1-1/8"UNF-12X96 B 0.85KG
5p3968 1-1/8"unf-12X107 B 0.88KG

79004259 M18X1.5X60 0.2KG
79039445/FT982 M18X1.5NUT(27X18) 0.08KG
20Y-32-11210 M20X1.5X53F 0.23KG
9W3619 M20X1.5X55D 0.25KG
79035814-FT2110/154-32-211323 M20X1.5X62F 0.26KG
6Y0846 M20X1.5X63 0.27KG
14Y-32-11210/71401192 M20X1.5X65F 0.27KG
Ft1100 M20X1.5X68 0.27KG
9W3361/FT2111 M20X1.5NUT(28X22) 0.08KG
207-32-51210 M22X1.5X56F 0.3KG
71428357 M22X1.5X62F 0.32KG
6Y9024 M22X1.5X67D 0.33KG
76007851/FT2205 M22X1.5X70F 0.35KG
9W4381/CR5923 M22X1.5NUT(32X22) 0.13KG
208-32-51210 M24X1.5X65F 0.38KG
21M-32-11260 M24X1.5X72 0.42KG
175-35-11210/KM378 M24X1.5X76 0.46KG
178-32-11220 M24X1.5UNT(35X24) 0.15KG
195-32-11210/KM263 M27X1.5X82 0.62KG
6Y7432 M27X1.5X90 0.66KG
195-32-41210/KM6361 M27x2.8X93 0.68KG
195-32-11221 M27X1.5NUT(41X27) 0.23KG
195-32-41220/KM1151 M27X2.0NUT(41X35)B 0.27KG

Part No Dimension Wgt.� (kgs)
4F3646 1/2"UNC-13X1-1/2" 0.055KG
4F3648 1/2"UNC-13X1-3/4" 0.065KG
4F3649 1/2"UNC-13X2" 0.07KG
4F3650 1/2"UNC-13X2-1/4" 0.075KG
4F3651 1/2"UNC-13X2-1/2" 0.08KG
4F3652 1/2"UNC-13X2-3/4" 0.085KG
1F7958/02290-10813 1/2"UNC-13 0.02KG
5P8245 1/2" 0.015KG
4F3664 5/8"UNC-11X1-1/2" 0.05KG
4F3653 5/8"UNC-11X1-3/4" 0.09KG
4F3654/02090-11050 5/8"UNC-11X2" 0.1KG
3F5108/232-70-12450/02090-11060 5/8"UNC-11X1-1/4" 0.11KG
4F3656 5/8"UNC-11X2-1/2" 0.12KG
4F3657/232-70-12460 5/8"UNC-11X2-3/4" 0.13KG
4F3658/02090-11080 5/8"UNC-11X3" 0.14KG
4F3665 5/8"UNC-11X3-1/2" 0.16KG
4F0391 5/8"UNC-11X3-3/4" 0.17KG
4F3671 5/8"UNC-11X1" 0.18KG
4K0367/02290-11016/232-70-12480 5/8"UNC-11" 0.03KG
5P8247/01643-31645 5/8" 0.02KG
4F3672 3/4"UNC-10X2" 0.13KG
4F7827 3/4"UNC-10X2-1/4" 0.14KG
5J4773/02090-11265/154-71-41270 3/4"UNC-10X2-1/2" 0.155KG
5J4771/234-70-32250/02090-11270 3/4"UNC-10X2-3/4" 0.165KG
4F0138/02090-11275/154-70-11143 3/4"UNC-10X3" 0.18KG
1J6762/02090-11280 3/4"UNC-10X3-1/8" 0.19KG
02090-11290 3/4"UNC-10X3-1/2" 0.21KG
5F8933/02090-11205 3/4"UNC-10X3-3/4" 0.22KG
1J0962/02091-11210 3/4"UNC-10X4" 0.235KG
4F0253/02091-11215 3/4"UNC-10X4-1/2" 0.26KG
02091-11220 3/4"UNC-10X5" 0.29KG
2J3506/154-70-22270/234-70-32290 3/4"UNC-10" 0.05KG
5P8248/01643-21845 3/4" 0.03KG

Part No Dimension Wgt.� (kgs)
4F3646 1/2"UNC-13X1-1/2" 0.055KG
4F3648 1/2"UNC-13X1-3/4" 0.065KG
4F3649 1/2"UNC-13X2" 0.07KG
4F3650 1/2"UNC-13X2-1/4" 0.075KG
4F3651 1/2"UNC-13X2-1/2" 0.08KG
4F3652 1/2"UNC-13X2-3/4" 0.085KG
1F7958/02290-10813 1/2"UNC-13 0.02KG
5P8245 1/2" 0.015KG
4F3664 5/8"UNC-11X1-1/2" 0.05KG
4F3653 5/8"UNC-11X1-3/4" 0.09KG
4F3654/02090-11050 5/8"UNC-11X2" 0.1KG
3F5108/232-70-12450/02090-11060 5/8"UNC-11X1-1/4" 0.11KG
4F3656 5/8"UNC-11X2-1/2" 0.12KG
4F3657/232-70-12460 5/8"UNC-11X2-3/4" 0.13KG
4F3658/02090-11080 5/8"UNC-11X3" 0.14KG
4F3665 5/8"UNC-11X3-1/2" 0.16KG
4F0391 5/8"UNC-11X3-3/4" 0.17KG
4F3671 5/8"UNC-11X1" 0.18KG
4K0367/02290-11016/232-70-12480 5/8"UNC-11" 0.03KG
5P8247/01643-31645 5/8" 0.02KG
4F3672 3/4"UNC-10X2" 0.13KG
4F7827 3/4"UNC-10X2-1/4" 0.14KG
5J4773/02090-11265/154-71-41270 3/4"UNC-10X2-1/2" 0.155KG
5J4771/234-70-32250/02090-11270 3/4"UNC-10X2-3/4" 0.165KG
4F0138/02090-11275/154-70-11143 3/4"UNC-10X3" 0.18KG
1J6762/02090-11280 3/4"UNC-10X3-1/8" 0.19KG

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.

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

ITEM
STANDARD

GRADE SIZE SURFACE FINISHED PICTURE
STUD BOLTS; DOUBLE END STUD; STUDDING; DIN939,DIN975, DIN976 , IFI 136 ASTM A193 B7, B7M ,L7, L7M ,B7/L7,B16, Grade 8.8, 10.9, 12.9 DIAMETER:5/16"-4"; M8-M100 LENGTH: 16MM-6000MM PLAIN(OILING FINISHED); BLACK; H.D.G.,ZP ; YZP; PTFE




HEX BOLT ; HEAVY HEX BOLT; HEX CAP SCREW ; 12 POINTS BOLT DIN931, DIN933,DIN6914, ISO4014, ISO4017, ANSIB18.2.1 8.8, 10.9,12.9, ASTM A193 B7, ASTM A320 B7/L7, ASTM A325(M) , ASTMA490(M), ASTMA449 , DIAMETER:5/16"-4"; M8-M100 LENGTH: 16MM-700MM BLACK,H.D.G. ZP , YZP,PTFE

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

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

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

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

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

200µl glass Inserts with Polymer Fee (Suitable for 9-425 screw thread sample vial)