sell well seamless steel pipe cold finished and annealed made in north China
USD $600 - $1,250 /Metric Ton
Min.Order:5 Metric Tons
Yantai Xinpeng Steel Pipe Co., Ltd.
Our Company
Yantai Xinpeng Steel Pipe Co.,LTD. was estabilished in 1992, producing various specifications high precision steel tube. Our suppliers are some most famous steel factories in China , such as BAOSTEEL, PANGANGGROUP,HUBEI XINYEGANG STEEL CO., LTD., which assure our high quality material.
Parameter
Dimensions Tolerance
OD(mm) | ID(mm) | Tolerance | ||||
OD(mm) | ID(mm) | Wall thickness deviation(mm) | Ovality(mm) | Curvature(mm/m) | ||
40-74 | 30-65 | ±0.01 | -0.3,-0.5 | ≤0.5 | ≤0.1 | 0.3 |
74-98 | 65-85 | ±0.01 | -0.4,-0.6 | ≤0.5 | ≤0.15 | 0.3 |
100-116 | 85-100 | ±0.02 | -0.4,-0.6 | ≤0.6 | ≤0.15 | 0.3 |
124-134 | 110-115 | ±0.02 | -0.6,-0.8 | ≤0.6 | ≤0.20 | 0.3 |
140-158 | 120-135 | ±0.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 |
165-176 | 140-150 | ±0.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 |
188-203 | 160-180 | ±0.02 | -0.7,-0.9 (honed) | ≤0.8 | ≤0.20 | 0.3 |
Technique and Tolerance
Working Method | Range | Size of ID | Tolerance | |||||
ID tolerance | WT(mm) | Ovality | Curvature | |||||
H8 | H9 | H10 | ||||||
Cold Drawn | 25-250 | >30-50 | +0.0390 | +0.0620 | +0.1000 | ±5% to 7.5% ID>210mm ±10% | ≤0.10-0.20 | 0.3 |
Cold rolling | 25-150 | >50-80 | +0.0460 | +0.0740 | +0.1200 | |||
Cold drawn-hone | 40-250 | >80-120 | +0.0540 | +0.0870 | +0.1400 | |||
Cold drawn-SRB | 50-250 | >120-180 | +0.0630 | +0.1000 | +0.160 | |||
Cold drawn-polish | 40-250 | >180-250 | +0.0720 | +0.1150 | +0.1850 | |||
Cold drawn-polish-SRB | 50-250 | Other size and technique parameter upon request |
APPLICATION
Our products are widely used in hydraulic cylinder of heavy machine, oil drilling , excavator and other field.
SERVICE
1.with 3 years experience of Alibaba trading
2.high precision tolerance and in high quality contral
3.try our best to satisfy every client
If you are interested in our products, pls don’t hesitate to contact us!