ZAIGUANLUXITONGZHONG，WANTOUSHIGAIBIANGUANLUFANGXIANGDEGUANJIAN。ANJIAODUFEN，YOU45°JI90°180°SANZHONGZUICHANGYONGDE，LINGWAIGENJUGONGCHENGXUYAOHAIBAOKUO60°DENGQITAFEIZHENGCHANGJIAODUWANTOU。WANTOUDECAILIAOYOUZHUTIE、BUXIUGANG、HEJINGANG、KEDUANZHUTIE、TANGANG、YOUSEJINSHUJISULIAODENG。YUGUANZILIANJIEDEFANGSHIYOU：ZHIJIEHANJIE（ZUICHANGYONGDEFANGSHI）FALANLIANJIE、RERONGLIANJIE、DIANRONGLIANJIE、LUOWENLIANJIEJICHENGCHASHILIANJIEDENG。ANZHAOSHENGCHANGONGYIKEFENWEI：HANJIEWANTOU、CHONGYAWANTOU、TUIZHIWANTOU、ZHUZAOWANTOUDENG。QITAMINGCHENG：90DUWANTOU、ZHIJIAOWAN、AIERWANDENG。

分类

1.YICAIZHIHUAFEN：

TANGANG: ASTM/ASME A234 WPB、WPC

HEJIN: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP911、15Mo3 15CrMoV、 35CrMoV

BUXIUGANG:ASTM/ASME A403 WP 304-304L-304H-304LN-304N

ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti

ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H

DIWENGANG:ASTM/ASME A402 WPL3-WPL 6

GAOXINGNENGGANG: ASTM/ASME A860 WPHY 42-46-52-60-65-70

ZHUGANG，HEJINGANG，BUXIUGANG，TONG，LVHEJIN，SULIAO，YALUOLI，PVC，PPR、RFPP(ZENGQIANGJUBINGXI)DENG。

2.YIZHIZUOFANGFAHUAFENKEFENWEITUIZHI、YAZHI、DUANZHI、ZHUZAODENG。

3.YIZHIZAOBIAOZHUNHUAFENKEFENWEIGUOBIAO、DIANBIAO、CHUANBIAO、HUABIAO、SHUIBIAO、MEIBIAO、DEBIAO、RIBIAO、EBIAODENG。

4.ANTADEQULVBANJINGLAIFEN：KEFENWEIZHANGBANJINGWANTOUHEDUANBANJINGWANTOU。ZHANGBANJINGWANTOUZHITADEQULVBANJINGDENGYU1.5BEIDEGUANZIDEWAIJING，JIR=1.5D；DUANBANJINGWANTOUZHITADEQULVBANJINGDENGYUGUANZIWAIJING，JIR=1.0D。（DWEIWANTOUZHIJING，RWEIQULVBANJING）。

5.RUOANYALIDENGJILAIFEN：DAYUEYOUSHIQIZHONG，HEMEIGUODEGUANZIBIAOZHUNSHIXIANGTONGDE，YOU：Sch5s、Sch10s、Sch10、Sch20、Sch30、Sch40s、STD、Sch40、Sch60、Sch80s、XS;Sch80、SCH100、Sch120、Sch140、Sch160、XXS;QIZHONGZUICHANGYONGDESHISTDHEXSLIANGZHONG。

6.ANZHAOBUTONGXINGZHUANGYONGTUKEYIFENWEI：GOUCAOSHIWANTOU、KATAOSHIWANTOU、SHUANGCHENGWANTOU、FALANWANTOU、YIJINGWANTOU、DAIZUOWANTOU、NEIWAIYAWANTOU、CHONGYAWANTOU、TUIZHIWANTOU、CHENGCHAWANTOU、DUIHANWANTOU、NEISIWANTOUDENG。