St37.4 Stkm 11A, 12b, 13A, 13b Welded Precision Automobile Steel Tube

• Customization: Available
• Type: Welded
• Technique: Cold Rolled
• Model NO.: TUBE
• Material: Carbon Steel
• Surface Treatment: Oiled
• Usage: Construction & Decoration
• Section Shape: Round
• Size: 4~168mm X0.5~12mm
• Material Grade: St35(E235) St37.4 St45(E255) St52(E355) 20crmo44 4
• Condition: Nbk(+N) Gbk(+a) Bk(+C) Bkw(+LC) Bks(+Sr)
• Transport Package: In bundles or wooden box
• Specification: according to the requirment
• Trademark: KM
• Origin: china
• HS Code: 730619
• Production Capacity: 3, 000, 000Tons/Year

Product Description

1. Size: 4~168mm x0.5~12mm
2. Material Grade: St35(E235) St37.4 St45(E255) St52(E355) 20CrMo44 42CrMo4 20Cr4
3. Standard:DIN2393 EN10305
4. Condition: NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
Application: Used in hydraulic system, automobile, locomotive and military industry.
+C (BK): Glossy hard;
+LC (BKW): Glossy soft;
+SR (BKS): Glossy soft (tempered);
+A (GBK): Without scale, soft;
+N (NBK): Normalized
 

OD Tolerance	4-30mm	31-40mm	41-50mm	51-60mm	61-70mm	71-80mm	81-90mm	91-100mm
	±0.08mm	±0.15mm	±0.20mm	±0.25mm	±0.30mm	±0.30mm	±0.40mm	±0.45mm
WT Tolerance	±10%

Our Advantages:

A. Over 20 years' experience in manufacturing Steel Pipes and Pipe Fittings
B. All of our products are totally for export
C. Professional International Trade Experience.
D. Be Strict With Quality Control.
E. Competitive Price.
F. Good Business Reliability, Responsible

Any of your inquiry will receive our best attention and is highly appreciated.

We believe we can support our customer well and grow stronger and stronger together.

We insist on good quality, good service, and competitive price

We are looking forward to the pleasure of serving you and achieving win-win cooperation.