Product Details

Company Information

Yantai Xinpeng Steel Pipe Co,.Ltd. has established more than 20 years which is specialized in steel pipe trading .What we can provide are seamless steel pipe, cold drawn/rolled steel pipe, honed/SRB steel pipe and any other precision steel pipe, products are widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator, forklifts and the Petrol industry.

Production

1.Product Name: precision astm a53b hydraulic honed circular carbon steel tube

2.Outer Diameter: 30-250mm
3.Wall Thickness: 2-30mm
4.Material Grade: 20# 45# 16Mn 25Mn 27SiMn E355
5.Package: Standard export packing or as client’s request
6.Delivery Condition: BK/BKW/BKS/GBK/NBK
7.Delivery Time: Within 20-30 days after receiving payment or as client’s request
8.Trade Terms: FOB Yantai, Qingdao, or as client’s request
9.Payment Terms: T/T or L/C or as client’s request
10.Supply Ability: 500 metric tons/per month

Main products

(1)cold drawn/rolled 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 Tube

ID Tolerance: H8 H9

ID Roughness: RA0.4micron(max)

Length: 6m(max)

This process can improve the roughness of the inner tube with roughness 0.2-0.4um.

(3)seamless steel pipe

with various materials 16Mn, 25Mn, 27SiMn, 20#, 45# and so on.

Process

Equipped with JLB250T hydraulic cold drawn set, LD120 cold rolling set, annealing furnace, strong honed machine, polishing machine, lathe, saws CNC skived and roller burnished machine, kinds of testing machine.

Test Equipment

With the advanced test equipments, our products are in high precision quality control.

Chemical composition

Steel grade	Chemical composition
Steel grade	C	Si	Mn
20#	0.17-0.24	0.17-0.37	0.35-0.65
45#	0.42-0.50	0.17-0.37	0.50-0.80
16Mn	≤0.2	≤0.5	1.00-1.60
25Mn	0.22-0.29	0.17-0.37	0.70-1.00
27SiMn	0.24-0.32	1.10-1.40	1.10-1.40
SAE1026	0.22-0.28	0.15-0.35	0.60-0.90

Mechanical property

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
E355(St52)	≥600	≥520	≥14	≥640	≥5

Application

precision astm a53b hydraulic honed circular carbon steel tube can be widely used in hydraulic system with precision steel tube,hydraulic tubing, card sets of joints, pipe joints, rubber machinery, forging machinery, casting machinery, engineering machinery and other field.

Service

1. Cargo track service during transporting and feedback service after cargo is loaded on board

2. Flexible terms of payment by T/T , L/C And so on.

3. Big discount for repeat customers

4. Smooth delivering procedure

5. More than 20 years steel trading experience

6.Alibaba trade assurance supplier

What we focus on are:

--Tight tolerance
--High quality
--Good mechanical property
--Quick delivery
--Best service
--Reasonable price