| 描述 | 功能规格 | 化学成分 | SA-450/SA-450M |
ASTM A179管应通过无缝过程制成,并应冷绘制。在钢材,锰,磷和硫所需的化学成分中,应进行热量和产品分析。钢材材料还应进行硬度测试,扁平测试,燃烧测试,法兰测试和静水测试。
由于ASTM A179级的温度持续了能力,因此它应用于管状热交换器,冷凝器和类似传热设备的钢管。我们的ASTM A179无缝管用于糖厂和蒸馏厂,泵和石化,水泥和建筑行业和钢厂。
阳光钢可以从库存或知名钢厂提供ASTM A179钢管。我们还提供钢制制造服务,钢板可以在其中进行切割,焊接,弯曲,加工,预涂层,预衬,衬里,斜角或根据需要进行的处理。
该规范涵盖了最小壁厚度,用于管状热交换器,冷凝器和类似的传热设备的无缝冷的低碳钢管。试管应通过无缝过程制成,应冷绘制。在钢材,锰,磷和硫所需的化学成分中,应进行热量和产品分析。钢材材料还应进行硬度测试,扁平测试,燃烧测试,法兰测试和静水测试。
| OD(mm) | 壁厚单元(mm) | |||||||||||||
| 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 6 | 6.5-7 | 7.5-8 | 8.5-9 | 9.5-10 | 11 | 12 | |
| φ25-φ28 | ● | ● | ● | ● | ● | ● | ||||||||
| φ32 | ● | ● | ● | ● | ● | ● | ||||||||
| φ34-φ36 | ● | ● | ● | ● | ● | ● | ||||||||
| φ38 | ● | ● | ● | ● | ● | ● | ||||||||
| φ40 | ● | ● | ● | ● | ● | |||||||||
| φ42 | ● | ● | ● | ● | ● | |||||||||
| φ45 | ● | ● | ● | ● | ● | ● | ||||||||
| φ48-φ60 | ● | ● | ● | ● | ● | ● | ● | |||||||
| φ63.5 | ● | ● | ● | ● | ● | ● | ● | |||||||
| φ68-φ73 | ● | ● | ● | ● | ● | ● | ||||||||
| φ76 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ80 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ83 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ89 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ95 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ102 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ108 | ● | ● | ● | ● | ● | ● | ● | ● | ● | ● | ||||
| φ114 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
| φ121 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
| φ127 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
| φ133 | ● | ● | ● | ● | ● | ● | ● | ● | ● | |||||
| φ140 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
| φ146 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
| φ152 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
| φ159 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
| φ168 | ● | ● | ● | ● | ● | ● | ● | ● | ||||||
| 化学成分 | C | Mn | p≤ | s≤ | Si≤ |
| 0.06-0.18 | 0.27-0.63 | 0.035 | 0.035 | 0.25 |
| 屈服强度(MPA) | 拉伸强度(MPA) | 伸长(%) |
| ≥180 | ≥325 | ≥35 |
| OD(mm) | + | - | wt(mm) | + | - |
| <1(25.4) | 0.10 | 0.10 | ≤1.1/2(38.1) | 20% | 0 |
| 11.1/2(25.438.1) | 0.15 | 0.15 | > 1.1/2(38.1) | 22% | 0 |
| > 1.1/2 <2(38.150.8) | 0.20 | 0.20 | |||
| 2 <2.1/2(50.863.5) | 0.25 | 0.25 | |||
| 2.1/2 <3(63.576.2) | 0.30 | 0.30 | |||
| 34(76.2101.6) | 0.38 | 0.38 | |||
| > 47.1/2(101.6190.5) | 0.38 | 0.64 | |||
| > 7.1/29(190.5228.6) | 0.38 | 1.14 |
|
ASTM |
UNS编号。 |
韩国/日本 |
德语 |
英国 |
比利时人 |
法语 |
意大利人 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
KS/JIS符号 |
KS/jis numbe |
回覆 |
DIN类型 |
din |
产妇 |
回覆 |
B.S |
B.S等级 |
回覆 |
NBN类型 |
NBN等级 |
回覆 |
AF |
nf |
回覆 |
UNI类型 |
Uni |
回覆 | ||
| ASTM A179 | K01200 | STBH 340 / STB 35 | D3563 / G3461 | ST 35.4 | 1629年 | 1.0309 |
3606 | CFS 320 | D 37-2 | 629 | (3b) | Tu 37 c | A49-215 | (3a) | C 14 | 5462 | ||||
| ST 35.8 | 17175 | 1.0305 | 加 DIN 2391 GUTEGARD C.NBK |
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| 物品 | 条件(何时) | 宽容 |
|---|---|---|
| 标称弯曲半径≤2x标称OD | 小于或等于12% | |
| 卵子 | 2 x名义OD <名义弯曲半径≤4x标称OD | 小于或等于10% |
| 标称弯曲半径> 4 x标称OD | 小于或等于5% | |
| 标称弯曲半径≤2x标称OD | 0.75 x标称墙 | |
| 模拟壁厚 | 2 x名义OD <名义弯曲半径≤4x标称OD | 0.8 x标称墙 |
| 标称弯曲半径> 4 x标称OD | 0.9 x标称墙 | |
| 标称弯曲半径≤8英寸(200mm) | +/- 3/64“(1mm) | |
| 弯曲半径 | 8“(200mm)<标称弯曲半径≤16”(400mm) | +/- 1/16“(1mm) |
| 标称弯曲半径> 16英寸(400mm) | +/- 5/64“(1mm) | |
| 双腿之间的不满 | 最大1/16“(1.5mm) | |
| 弯曲区域的墙稀疏 | 最大17% | |
| 末端腿长之间的差异 | 腿长≤16'(4.88m) | +1/8“(3mm) |
| 腿长> 16'(4.88m) | +3/16“(5mm) | |
| 偏离弯头 | ≤3/16“(1.5mm) | |
| 在弯曲上扁平 | ≤10%标称直径 | |
| 直腿长 | ≤5m | +1/8“(3mm) |
| > 5m | +3/16(5mm) | |
| 总管长度包括半径 | ≤6m | +3/16(5mm) |
| > 6m | +5/16“(8mm) |
无缝的管道广泛应用于核装置,天然气,石化,船舶建筑和锅炉工业。无缝的管道占中国锅炉行业市场份额的65%。