A193 B7 Threaded Rod with A194 2h Nut

• Material: High Strength Steel
• Type: Round Head
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW, GOST
• Grade: B7,B7m,B16
• Model NO.: A193 B7
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Black
• Do You Have Factory: Yes
• MOQ: 0.5tons Per Size
• Transport Package: by Wooden Pallet
• Specification: 1/2′′ - 4′′
• Trademark: Laiwu Xincheng
• Origin: China
• HS Code: 73181900
• Production Capacity: 3000tons/Month

Product Description

ASTM A193 Gr b7 steel threaded rod specs
 

ASTM A193 is alloy steel bolting material for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications.
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Material according to ASTM A193 B7 is often available in national coarse (UNC) thread pitches, if being used in traditional applications, threads are specified 8 threads per inch (tpi) for diameters above one inch.
 

1.Main grades for our threaded rods:
ASTM A193: B7, B7M, B16, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.
ASTM A320: L7, L7M, L43, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.

2.Our supplied sizes: 1/2'' to 4''

3.Surface finished:Plain, Hot dip galvanized, Galvanization, Dacroment, Xylan .

4.Packing: Standard packing or According to customer's requirements

5.ASTM A193 B7 property:
 

Grade	Sizes	Tensile ksi, min	Yield, ksi, min	Elong, %, min	RA % min	HBW	HRC
A193 B7	Up to 2-1/2	125	105	16	50	321 max	35 max
	2-5/8 - 4	115	95	16	50
	4-1/8 - 6	100	75	18	50

6.A193 B7 materials 4140  chemical composition

Element	B7 (AISI 4140)
Carbon	0.38 - 0.48%
Manganese	0.75 - 1.00%
Phosphorus, max	0.04%
Sulfur, max	0.04%
Silicon	0.15 - 0.35%
Chromium	0.80 - 1.10%
Nickel
Molybdenum	0.15 - 0.25%

7.Recommended Nuts,Bolts & Washer

Bolt Grade	Nuts	Washers
B7	A194 Grade 2H	F436
B8 Class 1	A194 Grade 8	SS304
B8M Class 1	A194 Grade 8M	SS316
B8 Class 2	A194 Grade 8	SS304
B8M Class 2	A194 Grade 8M	SS316