Letlapa la tšepe la ASTM A709

ASTM A709 / A709M e Tloaelehileng ea A709M bakeng sa Libopeho tsa tšepe tsa Khabone le Matla a Phahameng a Phahameng a Alloy, Lipoleiti, le Li-Bars le Litšepe tsa tšepe tse Tingoeng le tse Tempetsoeng bakeng sa Lihlahisoa le Litšebeletso tsa Bridges / Maemo le Likhatiso / Maemo Lihlahisoa

Lethathamo la lihlahisoa

Litšepe, phepelo ea tšepe ho tloha leholimong ho ea leoatleng lia fumaneha, lia fumaneha lefatšeng ka bophara;

Pipe ea tšepe

Pipe ea tšepe e se nang Seam Pipe ea tšepe ea motsoako Pipe ea tšepe ea carbon API Line Pipe Pipe ea tšepe e cheselitsoeng Pipe ea Tšepe ea Galvanized Lisebelisoa

Ts'epe e sa beng le mabali

Koele ea tšepe e se nang tšepe/Sheet Pipe ea tšepe e sa hloekang Lisebelisoa

Letlapa la tšepe

Tšepe e Hanang ea Boemo ba Leholimo Boiler Pressure Vessel Steel Plate ea tšepe ea ho haha likepe Apara Plate ea Tšepe e Hanyetsang Hight Strength Low Alloy Steel Carbon Steel Plate ea tšepe ea Checkered Alloy Steel Plate

H Beam Lenaka Channel Litšepe Round Bars

Tšepe ea Galvanized

Koele e entsoeng ka Galvanized/Sheet Coil ea tšepe e pentiloeng Leqephe la Marulelo a Kobote

Aluminium Metal

Automotive Steel

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Lintlha tsa sehlahisoa Sebopeho sa lik'hemik'hale le thepa ea Mechanical

Lintlha tsa sehlahisoa

ASTM A709 ke Tlhaloso e Tloaelehileng bakeng sa Litšepe tsa Mehaho bakeng sa Borokho 'me e kenyelletsa k'habone, matla a tlaase a alloy, le litšepe tse timang le tse halefileng tse sebelisoang e le lipoleiti tsa meralo ha ho etsoa marokho. Gnee e fana ka limaraka tse hlano tse latelang tsa A709; 36, 50, 50W, HPS 50W le HPS 70W. Limaraka tse tharo tsa boemo ba leholimo tsa 50W, HPS 50W, le HPS 70W li na le ASTM G101 e ntlafalitsoeng ea Atmospheric Corrosion Resistance Index ea ≥6.0.

Sebopeho sa lik'hemik'hale le thepa ea Mechanical

A709 Sehlopha sa 36 Sebopeho sa lik'hemik'hale Tlhahlobo ea mocheso

E teteaneng mm	Tšepe ea sebopeho	Letlapa la tšepe				Round Bar tšepe
E teteaneng mm	Tšepe ea sebopeho	≤20	20≤40	40≤65	65≤100	≤20	20≤40	40≤100
C,max,%	0.25	0.25	0.25	0.25	0.27	0.26	0.27	0.28
Mong,%	…	…	0.80-1.20	0.80-1.20	0.80-1.20	…	0.60-0.90	0.60-0.90
P,max,%	0.04	0.04	0.04	0.04	0.04	0.04	0.04	0.04
S,max,%	0.05	0.05	0.05	0.05	0.05	0.05	0.05	0.05
Si	0.40 max	0.40 max	0.40 max	0.15-0.40	0.15-0.40	0.40 max	0.40 max	0.40 max
Ke, min,%	0.20	0.20	0.20	0.20	0.20	0.20	0.20	0.20

A 709 Gr. 36 thepa ea mochini

Sehlopha sa A709	E teteaneng mm	Khefutsa [MPa]	Tensile [MPa]	Elongtation Min %				phokotso Min %	HB
				Letlapa la tšepe		Tšepe ea sebopeho
				8in[200mm]	2in[50mm]	8in[200mm]	2in[50mm]
36[250]	≤100	[250] mets	400-550	20	23	20	21	…	…
36[250]		[250] mets	400mins	…	…	20	19	…	…
50[345]	≤100	345 mets	450mins	18	21	18	21F	…	…
50S[345S]	G	345-450HI	450minH	…	…	18	21	…	…
50W[345W] HPS50W[HPS345W]	≤100	345 mets	485 mets	18	21	18	21J	…	…
HPS70W[HPS485W]	≤100	485 mets	585-760	…	19K	…	…	…	…
100 [690], 100W [690W],HPS100W [HPS690W]	≤65	690minB	760-895	…	18K	…	…	L	235-293M
100 [690], 100W [690W],	65-100	620minB	690-895	…	16K	…	…	L	…