Chinese supplier of St37.4 NBK Precision Cold Drawn Pipe from China manufacturer - Zhangjiagang Renaissance High-precision Steel Tube Co., Ltd

Chinese supplier of St37.4 NBK Precision Cold Drawn Pipe

Price:	1500.0~3000.0 USD
Payment Terms:	T/T,L/C,D/A,D/P,
Place of Origin:	Jiangsu, China (Mainland)


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Product Detail

Means of Transport: Ocean,Land,Air,

Packing: plastic film and knittings

OD: 3-80MM

Technique: Cold Drawn or Cold Rolled

HS Code: 73043190

Production Capacity: 500Ton/ Month

Delivery Date: 15working days

WT: 0.5-10MM

surface treatment: light oiled, phosphated or ...

1).W.T:0.5mm-10mm O.D:3mm-80mm
2).BV SGS approved
China original DIN 2391 precision seamless steel tube

DIN1630 St37.4 NBK Precision Cold Drawn Pipe

Standard: DIN2391, EN10305-1, EN10305-4
Steel grade: St35, St37, St45, St52, E235, E355
Size(mm): O. D.: 3.0-114.0mm W. T.: 0.5-10mm L: Max 14000mm

Condition: GBK(+A) NBK(+N), BK(+C)

Delivery condition: Hot rolled, Cold worked, Annealed, Normalized, Stress Released
EN10204/3.1 test certificate be presented
Application: For Auto use, machinery use, Oil cylinder tube, Motorcycle shock reducer steel tubes, Auto shock reducer inner cylinder.
Delivery condition: Cold worked, Annealed, Normalized, Stress Released.

Packing:
1. Standard export bundle wrapped with strong steel strip
2. Wooden case
3. Nylon packed

Your special requirement is highly welcomed and will be fulfilled.
We always provide higher quality seamless pipe/tube and best service.

Delivery condition: Cold worked, Annealed, Normalized, Stress Released

+C	Cold drawn / hard. After the last cold forming no heat treatment.
+LC	Cold drawn / soft. After the last heat treatment follows the cold drawing there is a light finishing pass.
+SR	Cold drawn and stress relieved annealed. After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere.
+A	Annealed. After the last cold drawing process the tubes are annealed in a controlled atmosphere.
+N	Normalized. After the last cold drawing process the tubes are annealed in a controlled atmosphere.

Grade	Chemical Composition ( % )
Grade	C max	Si max	Mn	P max	S max
St 35	0.17	0.35	≥ 0.40	0.025	0.025
St 45	0.21	0.35	≥ 0.40	0.025	0.025
St 52	0.22	0.55	≤ 1.60	0.025	0.025

Steel grade		Chemical Composition ( % )
Steel name	Steel number	C max	Si max	Mn	P max	S max	Al min
E215	1.0212	0.10	0.05	0.70	0.025	0.025	0.025
E235	1.0308	0.17	0.35	1.20	0.025	0.025	-
E355	1.0580	0.22	0.55	1.60	0.025	0.025	-