10crmo910合金钢管377*28制造工艺 每支多长?
10crmo910合金钢管377*28制造工艺 每支多长?_____咨询无锡豪鑫天钢铁贸易有限公司0510-88264800 13376216888 http://www.wxggxs.com http://www.wxcljs.com http://www.wxhqwfg.com http://www.wxclgb.com http://www.sdjj688.com http://www.sdjjcj.com
10crmo910合金钢管[(外径-壁厚)*壁厚]*0.02466=kg/米(每米的重量)10crmo910合金钢管制造工艺
1.热轧(挤压无缝钢管):圆管坯→加热→穿孔→三辊斜轧、连轧或挤压→脱管→定径(或减径)→冷却→矫直→水压试验(或探伤)→标记→入库
2.冷拔(轧)无缝钢管:圆管坯→加热→穿孔→打头→退火→酸洗→涂油(镀铜)→多道次冷拔(冷轧)→坯管→热处理→矫直→水压试验(探伤)→标记→入库
28×3-3.5-4-5-6 |
30 |
114×4.5-5-6-7-8-10-12-14-18-20 |
100 |
325×8-12-14-18-38 |
120 |
32×3.5-4-5-6-8 |
40 |
121×4.5-5-6-7-8-10-12-14-16-20 |
102 |
325×28-32-34-38 |
75 |
34×4-5-6-8 |
35 |
127×4.5-5-6-7-8-10-12-14-16-20 |
95 |
351×10-16-20-25-40 |
120 |
36×3.5-5-6-8 |
30 |
133×4.5-6-8-12-14-16-18-20-25-30 |
120 |
355×6-18-20-25-30-40 |
45 |
38×4-5-6-7-8-9-10 |
33 |
140×5-6-7-8-9-10-12-14-16-20-22 |
50 |
377×8-12-15-20-24-28 |
http://www.wxggxs.com http://www.wxcljs.com http://www.wxhqwfg.com http://www.wxclgb.com http://www.sdjj688.com http://www.sdjjcj.com
|