钼和铬钼耐热焊条 珠光体耐热钢
信息编号:937253 浏览:41次产品详细介绍
型号 | 3.2-4.0 | 材质 | 珠光体耐热钢 |
焊芯直径 | 3.2-4.0(mm) | 品牌 | 其他 |
类型 | 多款供选 | 药皮性质 | 多种可选 |
直径 | 3.2-4.0(mm) | 长度 | 350-400(mm) |
产品简介:耐热钢在高温下具有化学稳定性和足够的强度,并有抗气蚀的能力。耐热钢焊条可分为珠光体钢、马氏体钢、铁素体钢和奥氏体钢焊条。珠光体耐热钢焊条一般焊前要预热,焊后进行回火处理。
详细描述
牌号化学成分 | c | mn | si | cr | mo | v | w | nb | ni | s | p |
r102 | ≤0.12 | ≤0.6 | ≤0.4 | 0.4-0.60 | ≤0.035 | ≤0.035 | |||||
r107 | ≤0.12 | 0.5-0.9 | ≤0.5 | 0.4-0.65 | ≤0.035 | ≤0.035 | |||||
r202 | ≤0.12 | 0.5-0.9 | ≤0.5 | 0.4-0.65 | 0.4-0.65 | ≤0.035 | ≤0.035 | ||||
r207 | ≤0.12 | 0.5-0.9 | ≤0.5 | 0.4-0.65 | 0.4-0.65 | ≤0.035 | ≤0.035 | ||||
r302 | ≤0.12 | ≤0.9 | ≤0.5 | 1-1.5 | 0.4-0.6 | ≤0.035 | ≤0.035 | ||||
r307 | ≤0.12 | ≤0.9 | ≤0.5 | 0.8-1.2 | 0.4-0.65 | ≤0.035 | ≤0.035 | ||||
r310 | ≤0.12 | ≤0.9 | ≤0.5 | 1-1.5 | 0.4-0.65 | 0.1-0.35 | ≤0.035 | ≤0.035 | |||
r312 | ≤0.12 | ≤0.9 | ≤0.5 | 1-1.5 | 0.4-0.65 | 0.1-0.35 | ≤0.035 | ≤0.035 | |||
r317 | ≤0.12 | 0.5-0.9 | ≤0.5 | 1-1.5 | 0.4-0.65 | 0.1-0.35 | ≤0.035 | ≤0.035 | |||
r327 | ≤0.12 | 0.7-1.1 | ≤0.5 | 1-1.5 | 0.7-1.1 | 0.25-0.35 | 0.25-0.5 | ≤0.035 | ≤0.035 | ||
r337 | ≤0.12 | 0.5-1.0 | ≤0.5 | 1-1.5 | 0.7-1 | 0.15-0.4 | 0.1-0.25 | ≤0.035 | ≤0.035 | ||
r402 | ≤0.12 | ≤0.9 | ≤0.5 | 2-2.5 | 0.9-1.2 | ≤0.035 | ≤0.035 | ||||
r407 | ≤0.12 | 0.5-0.9 | ≤0.5 | 2-2.5 | 0.9-1.2 | ≤0.035 | ≤0.035 | ||||
r427 | ≤0.12 | 0.5-0.9 | ≤0.5 | 2.4-3 | 0.8-1.1 | 0.2-0.4 | 0.3-0.55 | 0.1-0.25 | ≤0.035 | ≤0.035 | |
r507 | ≤0.12 | 0.5-0.9 | ≤0.5 | 4.5-6 | 0.4-0.7 | 0.1-0.35 | ≤0.035 | ≤0.035 | |||
r707 | ≤0.15 | 0.5-1.0 | ≤0.5 | 8.5-10 | 0.7-1.0 | ≤0.035 | ≤0.035 | ||||
r717 | ≤0.12 | 0.6-1.2 | ≤0.5 | 8-9.5 | 0.8-1.1 | 0.15-0.4 | 0.02-0.08 | 0.4-1.0 | ≤0.030 | ≤0.035 | |
r807 | ≤0.15 | 0.5-1 | ≤0.5 | 9.5-11.5 | 0.6-0.9 | 0.2-0.4 | 0.6-0.9 | ≤0.030 | ≤0.035 | ||
r817 | ≤0.19 | 0.5-1 | ≤0.5 | 9.5-12 | 0.8-1.1 | 0.2-0.4 | 0.4-0.7 | 0.4-1.1 | ≤0.030 | ≤0.035 |
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