型材编码宽(B) 高(H) 壁厚(T) mm inchs mm inchs mm inchs TJ090915 ± ± TJ101010 ± ± TJ121214 ± ± TJ121216 ± ± TJ131316 ± ± TJ131332 ± ± TJ151010 ± ± TJ151515 ± ± TJ161016 ± ± TJ161616 ± ± TJ161628 ± ± TJ161632 ± ± TJ160812 ± ± TJ171548 ± ± TJ191016 ± ± TJ191316 ± ± TJ191332 ± ± TJ191912 ± ± TJ191915 ± ± TJ191916 ± ± TJ191932 ± ± TJ191948 ± ± TJ200830 ± ± TJ200630 ± ± TJ201014 ± ± TJ201015 ± ± TJ201030 ± ± TJ201214 ± ± TJ201515 ± ± TJ202014 ± ± TJ202015 ± ±B HT TJ202020 ± ± TJ202030 ± ± TJ222232 ± ± TJ231315 ± ± TJ251015 ± ± TJ251214 ± ± TJ251220
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