Specifications

1.Grade:20#,45#,st52,25Mn
2.OD:40mm-200mm
3.Technique:Cold drawn
4. Bk BKS BKw NBK
Top Quality Cylinder using honed steel p

Commodity name: Top Quality Cylinder using honed steel pipe st45 MOQ:5Mt

 

 

Yan Tai Xinpeng Steel Pipe Co., Ltd. was established in December, 1992, with the registered capital of 5 million Yuan. Xinpeng Company Locatedin Yantai which is one of the beautiful coast city of China.

 

Our plant and office cover an area of 12,000sqm, with the total area of 20,000sqm.
Our company mainly produces various specifications of cold-drawn precision seamless steel tubes and hydraulic precision cylinders also honed tube. Sell the seamless tube also the cold drawn welded tube (Dom tube_ from Italy Marcegalia.
Our products are widely used in such industries as:
hydro-cylinders, automobiles, engineering machinery, textile machinery, printing machinery, oil drilling, etc.

 

Welcome to inquiry at any time, we will try our best!

 

 

 

 

 

Dimensions tolerance

Grade	OD(mm)	ID (mm)	Tolerance
			OD (mm)	ID (mm)	Wall thickness deviation (mm)	Ovality (mm)	Curvature(mm/m)
20#	40-74	30-65	±.01	-0.3,-0.5	≤0.5	≤0.1	0.3
	74-98	65-85	±.01	-0.4,-0.6	≤0.5	≤0.15	0.3
	100-116	85-100	±.02	-0.4,-0.6	≤0.6	≤0.15	0.3
	124-134	110-115	±.02	-0.6,-0.8	≤0.6	≤0.20	0.3
	140-158	120-135	±.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	165-176	140-150	±.02	-0.7,-0.9	≤0.8	≤0.20	0.3
	188-203	160-180	±.02	-0.7,-0.9 Honed	≤0.8	≤0.20	0.3

 

Mechanical properties

• Tensile strength:≥520Mpa
• Yield strength :≥375Mpa
• Elongation :>15%
• Hardness :HRB>85
• Supply condition:BKS(+SR)

Delivey conditions:

• Standard packing with plastic caps and strapped bundes.,standard weight approx 1500kg
• Commercial length 2000~10500mm,custom lengths upon request
• Surface protection

 

Production Process:

• Pretreatment : Pickling­—Phosphating—Saponification

 

• Cold drawn/cold rolled

 

• Annealing furnace——+SR

• Straightener—— Straightening

•  Straightness inspecting

• Dimension inspecting

 

• Sawing

 

• Polishing

SRB

 

• Application:Hydraulic cylinder and mechanical using
  
• 
  

 

 

About our service:

 

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

 

2.flexible terms of payment by T/T and L/C

 

3.big discount for repeat customers

 

4.smooth delivering procedure

 

 

RFQ: 

 

Q1.What do you want to purchase ?

 

What we can offer are cold drawn seamless tubes,cold drawn welded tubes (DOM tubes)

 

 

Q2.Do you have the target price ?

 

Generally ,we have the target price when we buy something ,which is good for both supplier and

 

customer ,at the same time ,the target price should be objective ,reflecting the market.

 

 

Q3.What factors have an effect on the price ?

 

1 The market. our price rise and fall accompany with the market

 

2 The material and the grade .Different materials sometimes mean hundreds dollars.

 

3 The sizes. generally ,the thinner is more expensive because of the manufacture difficulty

 

Welcome to inquiry at any time!