TUBES

Metric weight for seamless carbon and low alloy tubes

MATERIAL	STANDARD	QUALITY
Carbon steel	ASTM A179 ASTM A210 ASTM A192 ASTM A334 – ASTM A333 EN10216-1 EN10216-2 EN10216-3	GR. A1/GR. C Gr. 1/Gr. 3/Gr. 6 P235TR1 P235GH /P265GH P275NL1
Low alloy steel	ASTM A209 ASTM A213 EN 10216-2	T1 / T1A T5/T11/T12/T22/T9/T91 16Mo3/13CrMo4-5/10CrMo9-10
Stainless steel	ASTM A213 / ASTM A249 ASTM A268 EN10216-5 / EN10217-7	TP304(L/H)/TP310(S/H),TP316(L/H/Ti) TP317(L) /TP321(H) /TP347(H) /TP904L TP405/TP410(S)/TP430 1.4301/1.4306/1.4307/1.4401/1.4404 1.4539/1.4541/1.4550/1.4571/1.4845
Duplex - superduplex	ASTM A789 - A790 EN 10216-5/ EN 10217-7	UNS S31803/S32205/S32750/S32760 1.4462/1.4410/1.4501
Nickel and nickel alloys	ASTM B163	UNS N02200/N04400/N06600/N08800
titanium	ASTM B338	Gr.1/Gr.2/Gr.3/Gr.4 /Gr.7/Gr.9/Gr.11/Gr.12
Copper and copper alloys	ASTM B43 ASTM B75 ASTM B111	C70600/C71000/C71500/C68700/C44300

Finned tubes and U-tubes

Fin type	Core tube material	Core tube material
“G” embedded	Carbon , alloy and stainlesssteel, copper and copper alloy	Aluminium, copper, carbon steel
“L” “LL” “KL”	Any	Aluminium or copper
Extruded fin tubes	Any	Aluminium
Integral low fin tubes	Carbon steel, stainless, copper	-
Applied fin / tension wound	Carbon steel, stainless, copper	Stainless, carbon steel, copper
Welded finned tubes	Carbon , alloy and stainlesssteel,	Stainless, carbon steel