ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled

• Customization: Available
• Material: High Strength Steel
• Type: Round Head
• Model NO.: ASTM A193 B7
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, GOST, ASTM A193 B7 B7m
• Grade: ASTM A193 B7 B7m
• Application: Machinery, Chemical Industry, Environmental, Building, Oil&Gas
• Finish: Black
• Products: ASTM A193 B7 B7m Stud Bolts
• Commidities: Stud Bolts, Threaded Rods, Heavy Nut
• Standards: ASTM A193 B7 B7m Stud Bolts
• MOQ: 10 PCS
• Transport Package: Woocen Cloth, Then Wooden Pallet
• Specification: 1/4′′ to 4′′
• Origin: China
• HS Code: 7318190
• Production Capacity: 3000tons/Month

Product Description

ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled
 

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.
.
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.
 

We provide A193 B7 studs from 1/4" diameter to 4" diameter in plain finish, or multiple common finishes. 
 

1.Studs:ASTM A193 Grade B7

Full Threaded Rod Stud Bolts
Chamfered Flat Faced Ends
Manufactured from Chromium-Molybdenum Ferritic Alloy Steel
Tensile Strength: 125 KSI Min.
Hardness 35 HRC Max.

2.Nuts:Grade 2H

Heavy Hex
Single-Chamfered with Bottom Washer Face
Manufactured from Carbon Steel
Rockwell Hardness: C24 to C38

3.Threads:
1" Diameter & Smaller - Unified Inch Coarse Series (UNC), Class 2A
1-1/8" Diameter & Larger - Unified Inch 8 Thread Series (UN8), Class 2A


4.Typical grades: ASTM A 193 Gr.B7, Gr.B7M, B16,Gr.B8, Gr.B8M

5.ASTM A193 B7 properties :

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.ASTM A193  B7 material chemical composition (4140)

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.Surface coating :
Hot Dip Galvanized
Mechanical Galvanized
Zinc plated (Clear)
Yellow Zinc plated
Cadmium plated
Yellow Cadmium plated
Black Oxide
Plain surface
Self steel black color

8.MOQ: Generally, we don't have any MOQ requirements, because we are producing big quantity every month.

9.Delivery time : 7-30 days upon to your sizes & quantity.

10.Our advantages:
Capability from Raw material to processing to final products under one Roof .                                   Highest customer satisfactionEconomy of products                      
Absolute reliability                                              
Highly-qualified and motivated personnel                                    
No tolerance of errorsContinuous optimisation of all processes 

11.FAQ
Q: Are you manufacturer or trading company ?
A: We have factory producing threaded rods for more than 20 years, We owned more than 20 sets of producing equipments.

Q: What's your sample policy ?
A: Our sample is free, but customer may need to pay the express cost.

Q: What's your MOQ ?
A: The MOQ is 100pieces,                                                                                     
Q: What's your delivery time?
A: Generally, our delivery time is 30 days after deposit received, we can adjust our production if your order is urgent.

Q: What's your payment term:
A: Usually, if amount is less than 1000usd, we suggest payment through west union , if amount above 1000usd, we suggest TT or LC.

Contact:Ms.Phoebe Chen
 
 














ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled
ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled
ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled
ASTM A193 B7 Stud Bolt with Grade 2h Heavy Hex Nuts Assembled