JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft

China JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft, Find details about China Steel Bar, Square Steel Bar from JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft

Application
Structural Steel Bar
Products
Customize The Steel According to The Drawing
Trademark
junxiong
Transport Package
Rust Oil Waterproof Nylon Packaging, Wooden Cases,
Specification
Customize materials according to requirements, siz
Origin
Chn
HS Code
72285000
Application
Structural Steel Bar
Products
Customize The Steel According to The Drawing
Trademark
junxiong
Transport Package
Rust Oil Waterproof Nylon Packaging, Wooden Cases,
Specification
Customize materials according to requirements, siz
Origin
Chn
HS Code
72285000

Cold Drawn Steel Square Bar for Gear
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft




Chemical composition

CSiMnPSCrMo
0.38-0.43%0.10-0.35%0.75-1.00%≤0.035%≤0.040%0.80-1.10%0.15-0.25%


Equivalent Steel Grade 
Din 1.7225
42CrMo4
JIS SCM440
GB 42CrMo
ASTM 4140

Mechanical Properties

Tensile
Strength
(MPA)
Yield Strength
(MPA)
Reduction
(%)
Elongation
(10%)
Impact Strength
(Aku2/J)
Hardness
(HB)
10809301245 63Anneal≤217HB
Q+T 28-32HRC

Cold drawn steel types, shapes and sizes we can offer

besides the below shapes and sizes,we can also manufacture it based on customer's requests and customize different shapes and sizes.
ShapesSizes
Processing
 
Steel Round Bar5mm to 63.5mmCold Drawn
Steel flat Bar63.5mm-120mmsmooth-turned and polished.
Cold drawn steel square bar5*5mm to120*120mmCold Drawn
Cold drawn steel hex bar5mm to120mmCold Drawn
Cold drawn steel hexagonal bar5mm to 120mm
(side to side)
Cold Drawn
StraightnessMax 1mm/m
Toleranceh9 h10 h11 or as required
 
Dimension
(mm)
 Tolerance deviation grade
 Grade h8Grade h9Grade h10Grade h11
3.01-6.00-0.0120-0.0180-0.0300-0.0480-0.075
6.01-10.00-0.0150-0.0220-0.0360-0.0580-0.090
10.01-18.00-0.0180-0.0270-0.0430-0.0700-0.110
18.01-30.00-0.0210-0.0330-0.0520-0.0840-0.130
30.01-50.00-0.0250-0.0390-0.0620-0.1000-0.160
50.01-80.00-0.0300-0.0460-0.0740-0.1200-0.190
h7 :grinding product
h8 :high-precision cold drawn product
h9:precision cold drawn product
h10:standard cold drawn product
h11:special shaped cold drawn product

Product length(mm) & diameter
Product varietyThe length of finished productLength tolerance
Cold drawn product1000-60000-+20
Grinding product1000-40000-+20
Straightness tolerance(mm)
Product modeStraightness tolerance
Standard cold drawn0.7/1000~0.5/1000
Precision and high precision0.4/1000
Surface roughness Ra(um)
Product modeGrindingHigh precison 
cold drawn
Precision cold drawnStardard cold drawn
Surface roughness Ra(um)
 
0.400.801.603.20
 
Type of steelGBASTM(SAE)JIS
Carbon steel
Low alloy steel
Q195,Q215,
Q235,Q345
A285MGr.B
A570MGr.A
SS330
SS400,SS490...
Quality
carbon steel
10,20,35,40,60
20Mn,25Mn,
35Mn,40Mn
1010,1020,1035,
1045,1060,1022,
1026,1037,1039
S10C,S20C,
S35C,S45C...
Alloy
structure steel
20Mn2,40Mn2,20Cr,40Cr,
20CrMo,35CrMo,42CrMo,
20CrMnTi,20Cr2Ni4,
40CrNiMo
1320,1345,5120,
5140,4118,4135,
4140,3316,4340
SMn420,SMn438,
SCr420,SCr440
SCM430,SCM435
SCM440,SCN815
SNCM439
Cold
heading steel
ML10,ML20,ML30,
ML35,ML35CrMo,
ML42CrMo,ML15MnB
1012,1020,1030
1034,4135,4140,
1518
SWRCH10R
SWRCH20K
SWARCH35K
SNB7
Spring steel65Mn,60Si2Mn,50CrVA1066,6150SCP6,SCP10
Bearing steelGCr15E52100SUJ2
Stainless steel1Cr13,2Cr13412,420SUS410,SUS420
Tooling steelT8,T10
W6Mo5Cr4V2
W1A-8,
W1A-9.5,M2
SK7,SK4,SKH9
Free cutting steelY12,Y12Pb,Y15,
Y15Pb,Y40Mn
1212,11L08,1215
12L13,12L14,1141
SUM21,SUM32,
SUM22L,SUM42...
 
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
Round steelSquare steelFlat steel
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
 
hexagonal steelIrregular steelSteel pipe


Company Profile
Founded in 2012, Junxiong Metal is located in Jiulong Metallurgical Industrial Park, an important upgrade project base of Jiangsu Sha Gang Group, one of the world's top 300 key projects in the "Twelfth Five-Year Plan" period of Jiangsu Province.Relying on the unique manufacturing, consumption, economic and trade, investment, transportation and industrial policies of the Yangtze River Delta and strong government support, Junxiong stands on the shoulders of the giant Sha Gang Group to create value for you.

The main production and processing of cold-drawn round steel, square steel, flat steel, hexagonal steel, special-shaped steel, tooth steel, easy-to-chip steel, special-shaped drawn pipe steel, cold forging steel spheroidization, austenitic martensitic stainless steel, according to customers Mechanical properties, appearance and appearance require professional customized production. Products are widely used in standard parts, hardware tools, textile machinery, motorcycles, loaders, forklift parts, sports equipment, furniture and iron crafts, auto parts and other industries. Some products are indirectly exported to foreign countries, creating value for customers.

We have professional equipment and technical engineers for your service, according to your requirements (material, shape, mechanical properties) customized production

JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft
JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft

Lab Inspection Equipment
We have professional equipment and technical engineers for your service, according to your requirements (material, shape, mechanical properties) customized production.Our company has automatic production line to produce round steel Good straightness, after chamfer, it can be machined by the longitudinal cutting machine Customization (length) Customization (heat treatment hardness) Customization (Grinding machine polishing)

JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft


Finished Products Warehouse and Package

JIS Scm440, SAE 4140, GB 4140, En 1.7223 Cold Drawn Steel Square Bar for Worm Shaft


FAQ
Q: Are you trading company or manufacturer? 
A: Both
Q: How long is your delivery time? 
A: Generally it is 5-10 days if the goods are in stock. Or it is 30 ~40days if the goods are not in stock, it is according to quantity. The more the quantity is, the shorter the delivery will be. 
Q: Do you provide samples? Is it free or extra? 
A: Yes, we The inventory can be provided free of charge, but the freight will need to be borne by you
Q: What is your terms of payment? 
A: T/T or L/C according to real order. 
Q: What is your terms of payment? 
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shippment. 

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