Type
1. Elbow, cross, street elbow, tee, boss, coupling, half coupling, cap, plug, bushing, union, swage nipple, bull plug, reducer insert, pipe nipple, outlet, etc.
2. Socket-weld or threaded (npt or pt type. )

Size:
Nps 1/8"-4"(6mm-100mm)
 
Rating:  
1. Threaded wog: 2000, 3000 and 6000 lbs (140kgs/cm2-210kgs/cm2-410kgs/cm2)( sch 40 - sch 80 - sch 160 ).
2. Socket-welding wog: 3000, 6000, 9000 lbs. ( sch 80 - sch 160 - xxs ).

Specification:
1. Dim. Spec: Asme b 16.11-1996 (rivision of ansi b16.11-1991), mss-sp-79\ 83\ 95\97 and gb/t 7306, 12716, 14383, 14626, spec.
2. Material spec: Astm a105, astm a182(f304, f304l, f316, f316l, f304h, f316h, f317l, f321, f11, f22, f91), gb/t 699 20mn.
3. Size of raw material: Dia. 19-85mm round bar.
 
Marking:
1. Carbon and alloy steel: Marked by stamping.
2. Stainless: Marked by electro-etched or jet printed or stamped.
3.3/8" under: Brand only.
4.1/2"to 4": Marked brand, material, heat no. B16(belong to ansi b16.11 product), pressure and size.
 
Finish:
Galvanized or black. (carbon), pickled(stainless).
 
Packing:  
Carton/wooden case.