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美国进口关税
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Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Cast fittings: · Of nonmalleable cast iron
Cast fittings: — 其他：
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Cast fittings: · Other:
法兰：
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other, of stainless steel: · Flanges:
螺纹弯头、弯管及套管：
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other, of stainless steel: · Threaded elbows, bends and sleeves:
对焊管件
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other, of stainless steel: · Butt welding fittings
Other, of stainless steel: — 其他
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other, of stainless steel: · Other
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other: · Flanges:
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other: · Threaded elbows, bends and sleeves:
对焊管件：
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other: · Butt welding fittings:
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: — 其他：
Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: · Other: · Other:
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