Gold Member Since 2015
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Dingxiang C&N Huarui Forging Co., Ltd.

Esparragos Stud Bolt, ASTM A193 B7 Stud Bolts, A194 2h Nuts manufacturer / supplier in China, offering A193 Esparragos B7 A194 Tuercas 2h Stud Bolt, ASTM B16.5 A105 Carbon Steel Threaded Flange, 52mm Ammeter/ Digital Ampere Gauge +/--80A with Ampere/Current Sensor White Face for Car Truck Universal Yacht Boat and so on.

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Supplier Homepage Product C&N FASTENERS A193 Esparragos B7 A194 Tuercas 2h Stud Bolt

A193 Esparragos B7 A194 Tuercas 2h Stud Bolt

Purchase Qty.:
(Pieces)
1-999 1,000+
FOB Unit Price: US $0.5 US $100
Purchase Qty. (Pieces) FOB Unit Price
1-999 US $0.5
1,000+ US $100
Get Latest Price
Production Capacity: 1000tons/Month
Transport Package: Plywood Box, Plywood Case, Wooden Pallet
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: B7 Tuercas 2h A-325
  • Type: Round Head
  • Head Style: Round
  • Grade: B7
  • Finish: Polishing
  • Stud Bolt: Esparragos Stud Bolt A193 Grado B7
  • Origin: China
  • Material: High Strength Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, JIS, GOST
  • Application: Machinery
  • Other Material: ASTM A193 B7 Stud Bolt with Two ASTM A194 2h Nuts
  • Trademark: C&N
Product Description
C&N offers high quality of ESPARRAGOS STUD BOLT A193 Grado  B7 w/2 NUTS A194 2H
ASTM A193 B7 stud bolt with two ASTM A194 2H nuts

Diameter:1/4"~3 3/4"
Length:20mm~6000mm(usually 12 feet) 
Grade :B7 
Standard: M6-M100  

 
B7B8B8MB8B8MB16
Alloy steel, AISI 4140/4142 quenched and tempered
Class 1 Stainless steel, AISI 304, carbide solution treated.
Class 1 Stainless steel, AISI 316, carbide solution treated.
Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened
Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened
A heat-treated chromium-molybdenum-vanadium steel for high-pressure, high-temperature service.

 
Mechanical Properties
Bolt -Grade Identification Markings
GradeSizeTensile ksi, minYield, ksi, minElong, %, minRA % min
B7Up to 2-1/21251051650
2-5/8 - 4115951650
4-1/8 - 7100751850
B8 Class 1All75303050
B8M Class 1All75303050
B8 Class 2Up to 3/41251001235
7/8 - 1115801535
1-1/8 - 1-1/4105652035
1-3/8 - 1-1/2100502845
B8M Class 2Up to 3/4110951545
7/8 - 1100802045
1-1/8 - 1-1/495652545
1-3/8 - 1-1/290503045
B16Up to 2-1/21251051850
2-5/8 - 4110951745
4-1/8 - 7100851645

 
Material Chemical Composition
ElementB7 (AISI 4140)B8 (AISI 304)B8M (AISI 316)B16 (AISI 4140)
Carbon0.37 - 0.49%0.08% max0.08% max0.37 - 0.49%
Manganese0.65 - 1.10%2.00% max2.00% max0.65 - 1.10%
Phosphorus, max0.035%0.045%0.045%0.035%
Sulfur, max0.040%0.030%0.030%0.040%
Silicon0.15 - 0.35%1.00% max1.00% max0.15 - 0.35%
Chromium0.75 - 1.20%18.0 - 20.0%16.0 - 18.0%0.75 - 1.20%
Nickel 8.0 - 11.0%10.0 - 14.0% 
Molybdenum0.15 - 0.25% 2.00 - 3.00%0.15 - 0.25%

 
Recommended Nuts,Bolts & Washer
Bolt GradeNutsWashers
B7A194 Grade 2HF436
B8 Class 1A194 Grade 8SS304
B8M Class 1A194 Grade 8MSS316
B8 Class 2A194 Grade 8SS304
B8M Class 2A194 Grade 8MSS316

 
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