Buttweld unequal tee is designed, specifically for use in very low as well very high temperature zones.
Standard material grades of buttweld tees :
- Carbon steel & alloy steel grades : Astm a234 grade wpb, wpc, wp1, wp12 cl1, wp12 cl2, wp11 cl1, wp11 cl2, Wp11 cl3, wp22 cl1, wp22 cl3, wp5 cl1, wp5 cl3, wp9 cl1, wp9 cl3, wp91, Astm a420 wpl6, astm a860 wphy 42, wphy 46, wphy 52, wphy 60, wphy 65, wphy 70
- Stainless steel grades : Astm a403 grade wp304, wp304l, wp304h, wp304n, wp304ln, wp309, wp310s, wps31254, wp316, wp316l, wp316h, wp316n, wp316ln, wp317, wp317l, wp321h, wp321, astm a815 s31803, s32750, s32760, s32205
Standard material grades of forged (socket weld and threaded) tees :
- Standard material grades in carbon steel : Astm a105, astm a694 f42, f46, f48, f50, f52, f56, f60, f65, and f70
- Standard material grades in carbon and low-alloy steel for low temperature services : Astm a350 grade lf2
- Standard material grades in stainless steel : Astm a182 f304, f304h, f304l, f304n, f304ln, f309h, f310, f310h, f316, f316h, f316l, f316n, f316ln, f317, f317l, f347, f347h, f321, f321h, fxm-19, f50, f51, f53, f55, f60, f904l
- Standard material grades in alloy steel : Astm a182 f1, f5, f 5a, f9, f91, f11 class 1, f12 class 1, and f22 class 1