日标矩形管JIS-G3317
日标方管：为避免冷却过程中造成新的热应力，保温后应缓慢冷却，通常随炉冷至3℃以下出炉空冷。完全退火定义：把钢加热到Ac3以上温度，保温一段时间，然后缓慢冷却的退火方法称为完全退火。目的：降低硬度。完全退火后得到片层较厚的珠光体，消除了由铸造、锻造、焊接后由于冷却较快而造成了的硬度较高的组织，改善了切削加工性能。细化晶粒。铸件在浇铸后缓慢冷却，锻件在停锻时，温度过高，焊接件焊缝处温度过高，工件热处理时温度过高都会使组织出现晶粒粗大和组织不均等现象。
日标方矩管尺寸表：
150x75x6MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (19.34 KG/M)
140x140x5MM (SHS) SQUARE STEEL HOLLOW SECTION (21.10 KG/M)
150x100x5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (18.70 KG/M)
140x140x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (26.30 KG/M)
150x100x6.3MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (23.30 KG/M)
140x140x8MM (SHS) SQUARE STEEL HOLLOW SECTION (32.90 KG/M)
150x100x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (29.10 KG/M)
140x140x10MM (SHS) SQUARE STEEL HOLLOW SECTION (40.40 KG/M)
150x100x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (35.70 KG/M)
140x140x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (49.50 KG/M)
150x100x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (43.60 KG/M)
150x150x5MM (SHS) SQUARE STEEL HOLLOW SECTION (22.70 KG/M)
160x80x5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (18.00 KG/M)
150x150x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (28.30 KG/M)
160x80x6.3MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (22.30 KG/M)
150x150x8MM (SHS) SQUARE STEEL HOLLOW SECTION (35.40 KG/M)
160x80x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (27.90 KG/M)
150x150x10MM (SHS) SQUARE STEEL HOLLOW SECTION (43.60 KG/M)
160x80x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (34.20 KG/M)
150x150x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (53.40 KG/M)
200x100x5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (22.70 KG/M)
150x150x16MM (SHS) SQUARE STEEL HOLLOW SECTION (66.40 KG/M)
200x100x6.3MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (28.30 KG/M)
180x180x5MM (SHS) SQUARE STEEL HOLLOW SECTION (27.40 KG/M)
200x100x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (35.40 KG/M)
日标矩形管参数表：
180x180x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (34.20 KG/M)
200x100x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (43.60 KG/M)
180x180x8MM (SHS) SQUARE STEEL HOLLOW SECTION (43.00 KG/M)
200x100x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (53.40 KG/M)
180x180x10MM (SHS) SQUARE STEEL HOLLOW SECTION (53.00 KG/M)
200x100x16MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (66.40 KG/M)
180x180x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (65.20 KG/M)
250x150x5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (30.50 KG/M)
180x180x16MM (SHS) SQUARE STEEL HOLLOW SECTION (81.40 KG/M)
250x150x6.3MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (38.20 KG/M)
200x200x5MM (SHS) SQUARE STEEL HOLLOW SECTION (30.50 KG/M)
250x150x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (48.00 KG/M)
200x200x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (38.20 KG/M)
250x150x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (59.30 KG/M)
200x200x8MM (SHS) SQUARE STEEL HOLLOW SECTION (48.00 KG/M)
250x150x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (73.00 KG/M)
200x200x10MM (SHS) SQUARE STEEL HOLLOW SECTION (59.30 KG/M)
250x150x16MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (91.50 KG/M)
200x200x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION(73.00 KG/M)
300x200x6.3MM(RHS) RECTANGULAR STEEL HOLLOW SECTION (48.10 KG/M)
200x200x16MM (SHS) SQUARE STEEL HOLLOW SECTION (91.50 KG/M)
300x200x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (60.50 KG/M)
250x250x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (48.10 KG/M)
300x200x10MM(RHS) RECTANGULAR STEEL HOLLOW SECTION (75.00 KG/M)
250x250x8MM (SHS) SQUARE STEEL HOLLOW SECTION (60.50 KG/M)
日标管材重量表：
300x200x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (92.60 KG/M)
250x250x10MM (SHS) SQUARE STEEL HOLLOW SECTION (75.00 KG/M)
300x200x16MM(RHS) RECTANGULAR STEEL HOLLOW SECTION (117.00 KG/M)
250x250x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (92.60 KG/M)
400x200x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (73.10 KG/M)
250x250x16MM (SHS) SQUARE STEEL HOLLOW SECTION (117.00 KG/M)
400x200x10MM(RHS) RECTANGULAR STEEL HOLLOW SECTION (90.70 KG/M)
300x300x6.3MM (SHS) SQUARE STEEL HOLLOW SECTION (57.90 KG/M)
400x200x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (112.00 KG/M)
300x300x8MM (SHS) SQUARE STEEL HOLLOW SECTION (73.10 KG/M)
400x200x16MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (142.00 KG/M)
300x300x10MM (SHS) SQUARE STEEL HOLLOW SECTION (90.70 KG/M)
450x250x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (85.70 KG/M)
300x300x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (112.00 KG/M)
450x250x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (106.00 KG/M)
300x300x16MM (SHS) SQUARE STEEL HOLLOW SECTION (142.00 KG/M)
450x250x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (132.00 KG/M)
350x350x8MM (SHS) SQUARE STEEL HOLLOW SECTION (85.70 KG/M)
450x250x16MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (167.00 KG/M)
350x350x10MM (SHS) SQUARE STEEL HOLLOW SECTION (106.00 KG/M)
500x200x8MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (85.70 KG/M)
350x350x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (132.00 KG/M)
500x200x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (106.00 KG/M)
350x350x16MM (SHS) SQUARE STEEL HOLLOW SECTION (167.00 KG/M)
500x200x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (132.00 KG/M)
400x400x10MM (SHS) SQUARE STEEL HOLLOW SECTION (122.00 KG/M)
500x200x16MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (167.00 KG/M)
400x400x12.5MM (SHS) SQUARE STEEL HOLLOW SECTION (152.00 KG/M)
500x300x10MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (122.00 KG/M)
400x400x16MM (SHS) SQUARE STEEL HOLLOW SECTION (192.00 KG/M)
500x300x12.5MM (RHS) RECTANGULAR STEEL HOLLOW SECTION (152.00 KG/M)
500x300x16MM (RHS) RECTANGULAR STEEL
STKR400方矩管：
产业转移在促使国内企业规模不断扩大、数量不断增多、技术水平不断提升的同时，也对国内不锈钢餐厨具市场的发展起了重要的促进作用。目前，国内不锈钢餐厨具市场呈现出以下特点：国内城镇化进程的发展与居民收入水平的提高，推动不锈钢餐厨具消费升级近三十年的城镇化进程加快，城镇家庭数量上升，未来2年将有大量居民迁入新居。同时，根据国家统计局统计，26年城镇居民人均可支配收入达到11,759元，到21年城镇居民人均可支配收入达到19,19元。