Product Details

ck45 best price precision cold drawn steel tube seamless pipe

1.Product name: ck45 best price precision cold drawn steel tube seamless pipe

2.Outer diameter: 30-250mm

3.Thickness: 2-30mm

4.ID tolerance: H8 H9 or as client's request

5.Package: standard package with plastic bags or wooden cartons or as client's request

6.Delivery time: within 20-30 days after payment or as client's request

7.Trade term: FOB Yantai, or as client's request

8.Payment term: T/T or L/C or as client's request

9.Origin: China

What we can provide are:

--Seamless steel pipe

--Cold drawn steel pipe

--Cold rolled steel pipe

--Honed steel pipe

--SRB steel pipe

--Polished steel pipe

......

Mechanical Property

	20#	45#	25Mn	Q345D
Grade	20#	45#	STKM13-T	Q345D
Tensile strength	≥520	≥600	≥600	≥600
Yield strength	≥375	≥520	≥530	≥520
Elongation	>15	>15	>15	>12
Technique	Cold drawn+SR	Cold drawn+SR	Cold drawn(Cold rolled)+SR	Cold drawn+SR

Delivery Condition	Cold drawn+stress-relieved(BK+S)(SR)			Cold finished(hard)(BK)
Steel Grade	Tensile strength (Rm Mpa)	Yield strength (ReH Mpa)	Elongation A5%	Tensile strength (Rm Mpa)	Elogation A5%
20#	≥520	≥375	≥15	≥550	≥8
45#	≥600	≥520	≥10	≥640	≥5
16Mn(Q345B Q345D)	≥600	≥520	≥14	≥640	≥5
25Mn	≥600	≥510	≥15	≥640	≥5
27SiMn	≥760	≥610	≥10	≥800	≥5
St45	≥520	≥375	≥15	≥550	≥5
E355(St52)	≥600	≥520	≥14	≥640	≥5
SAE1026	≥600	≥510	≥15	≥640	≥5

Usage

Our company mainly produces various specifications of cold finished precision steel tube, which are widely used in hydraulic cylinder of heavy machine, excavator, forklifts, and other filed.

1. Low and middle pressure fluid transportation pipeline
2. Casing Tube
3. Boiler Pipe
4. Petroleunm and natural gas industry
5. Chemistry industry

Products

(1)cold drawn/rolled seamless steel pipes

Grade: 20# 45# Q345B Q345D 25Mn 27SiMn E355 SAE1026

Standard: GB/T8713 GB/T3639 DIN2391 EN10305 ASTMA519

Range: 30-300mm

Length: 11m(max)

The cold process can improve the machanical property of the pipes and offer better tolerance.

(2)SRB&Honed seamless steel tube

ID Tolerance: H8 H9 or as client's request

ID Roughness: RA0.4micron(max)

Length: 6m(max)

This process can improve the roughness of the inner tube with roughness 0.2-0.4um, and can use directly in the hydraulic cylinder.

(3)seamless steel tube

including various materials such as 20# 45# 16Mn 27SiMn and so on.

Customer&Supplier

We have regular supplier such as Baosteel, Zhongke innovation, PangangGroup, which assure our high quality material .
Just because the 100% quality guarantee material, all our products are popular at home and abroad, Doosan, Sinotruk, and many foreign companies in Australia, Ukraine, Korea, etc.

FAQ

Q: What about your payment term?

A: Usually T/T or L/C or as client's request

Q: How about your capacity?

A: For steel pipes, 500 tons per month, 6000 tons per year.

Q: what about your package?

A:1. bundle packing

2. marking as per customer's requests

3. paint on the pipe as per customer request

4. pipe caps as customer requests

Q: If products have some quality problem,how would you deal with?

A: Strictly followed by ISO9001 system, all our products are in high quality control and tight tolerance.And we will responsible for all of our quality problems and we are trade assurance supplier.

Q:What about the delivery time?

A:Usually, we will arrange the cargo within 20-30 days after receiving your payment or as client's request as soon as possible because of the stock.

Service

1.100% quality satisfaction guarantee following with ISO9001 verified

2. professional package which can assure long distance sea transportation

3. delivery in time

4. more than 20 years experience specializing in steel trading line

5.alibaba trade assurance supplier