ASTM A178 Grade A, Grade C (St 45.4) iuncta tube ERW

ASTM A178 Boiler et Superheater tube

Signa: ASTM A178/ASME SA-178

Molendinum Plant: VALIN STEEL, BAO STEEL

Extra diametrum: 12.7mm ad 127mm

Murus Crassitudo: 1.2-9.1mm

Longitudo: 6-12m

Typus: circum tube

ASTM A178 norma specificationis est pro Electric-Resistance iuncta Carbon Steel and Carbon-Manganese Steel Boiler and Superheater tube. Ferrum erit Graduum A (ferrum humile), C (ferrum medium carbo), vel D (ferrum carbo manganum). In metallis WIHO, The ASTM A178 ERW fistulae iunctae nobis suppeditatae sunt maxime Gradus A et gradus C adhibebuntur in fabricandis tibicinis calefactionibus, vasis, calculis salutaribus machinis, superheatris, arcubus superheatis, tubulis airway etc.

ASTM A178 Tube Equivalent Material

ISO	G3455 JIS	ASTM	STREPITUS	GB
C38D	STS42	A178 Gr.C	St 45.4/1.0309	20G

ASTM A178 Chemical Composition

gradibus	C	Mn	P	S	Si
A gradu	0.06-0.18	0.27-0.63	0.035	0.04	/
C gradus	max 0.35	max 0.80	0.035	0.035	/
Gradus D	max 0.27	1.00-1.50	0.03	0.015	min 0.01

ASTM A178 Mechanica Property

gradibus	Robur distrahens, min, ksi [MPa].	Praebe vires, min, ksi [MPa].	Prolongatio in 2 m. vel 50mm, min, %
A gradu	47 [325]	26 [180]	35
C gradus	60 [415]	37 [255]	30
Gradus D	70 [485]	40 [275]	30

WIHO metallorum copia et copia magna inventarium ASTM A178/ASME SA178 (STB33/St35.8) ERW tubus ad boiler, superheatrem, condensatorem, reheatorium et fines tutos adhibitus est. ASTM A178 Gradus A, Gradus C tubulas ferreas e mola chalybeis Sinarum suppeditamus et etiam alia officia ferreis offerimus sicut incisuras, glutino, flexiones, machinationes, praeiacentes et conviventes. Ad maiorem informationem de nostro latiore ferro admixtionum inventarium, pete nobis contactum vel formam inferiorem imple.