Cold Drawn Seamless Pipe A519 Grade 4140 Automobile Tube

• Type: Seamless
• Technique: Cold Rolled
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose
• Section Shape: Round
• Model NO.: KM-85
• Size: 1/2′′-24′′
• thickness: +/-0.05mm
• Delivery Time: 20-30days
• Alloy or Not: Non-Alloy
• Length: 3m,5.8 M, 6m, ..
• Finish Condition: Bk,Bkw,Bks,Gbk,Nbk
• Surface: in Oil
• Transport Package: in Bundles /Wooden Boxes or Customers′ Request
• Specification: Seamless 1/2" To 24"
• Trademark: kingmetal
• Origin: China (Mainland)
• HS Code: 730431
• Production Capacity: 20000 Ton/Tons / Month

Product Description

Specifications
1, OD+/-0.05mm,WT+/-0.05mm.special accuracy:+/-0.03mm 
2, Annealed:+N,+A,+SR 
3, ISO9001-2008 
4, 25 years' direct selling
 

Material	St35,St45,St52,E215,E235,E355,10,20  A106,A179,A192,A210,T11,T22,T12   AISI4130,SAE1010,SAE1020.etc
Standard	ASTM A106/A179/A192/A210/A213/A519 DIN2391/DIN17175/EN10305 GB8162/GB8163/GB3639
Size ranges	OD:6mm-65mm,WT:0.6-7mm.
Length	Random 10-5800mm,custom-made as well
Tolerance	Tolerance:+/-0.05mm
Craft	cold drawn and cold rolled
Surface	Polished,brightness,metallic color
Quality	ISO9001-2008 quality

Dimension tolerance comparison Chart
Outer Diameter	GB/T3639	DIN2391(EN10305)	Manufacturer's standard	Special standard
6-30mm	±0.10mm	±0.08mm	±0.05mm	±0.02mm
31-40mm	±0.15mm	±0.15mm	±0.05mm	±0.03mm
41-50mm	±0.20mm	±0.20mm	±0.05mm	±0.03mm
51-60mm	±0.25mm	±0.25mm	±0.08mm	±0.03mm
61-65mm	±0.30mm	±0.30mm	±0.10mm	±0.05mm
Thick   tolerance	±0.12mm	±0.10mm	±0.05mm	±0.03mm