ASTM A320 Grade L7 Fasteners

ASTM A320 Grade L7 Fasteners Manufacturer & Supplier

Manufacting high-class ASTM A320 Grade L7 Fasteners in India

Buy ASTM A320 Grade L7 Fasteners, ASTM A320 Nuts, ASTM A320 Bolts, ASTM A320 Screws, ASTM A320 washers for perfect connection & critical applications, excellent pricing and extensive size range of ASTM A320 Grade L7 Fasteners, 10% sale on ASTM A320 Grade L7 Fasteners only on 50000 pcs.

ASME Certified ASTM A320 Grade L7 Fasteners at lowest Price in INDIA- Call: +91-22-66158082 Send Mail: sales@pmmetal.com

PM Metal is a most acclaimed ASTM A320 Grade L7 Fasteners Suppliers in Aerospace, Engine & Turbine Engineering. Recognized Bolting Specialist in ASIA, Africa & Middle East. Our ASTM A320 Grade L7 Fasteners are used in world’s top notch Energy Sector Companies. Buy custom ASTM A320 Grade L7 Fasteners created with ASTM A320 in shortest delivery time. our ASTM A320 Grade L7 Fasteners comes with NACE 3.1 Certification.

ASTM A320 Grade L7 Fasteners in PM Metal Stockyard

ASTM A320 Grade L7 Fasteners in PM Metal Stockyard

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Steel Fasteners Manufacturer in India  ASTM A320 Grade L7 Fasteners Specifications

FASTENERS -SCREWS, BOLTS AND NUTS FOR TOUGHEST USE

Material Size Length Specification Manufacturer
  • ASTM A320 Grade L7 Fasteners
M 02 to M 160
3 mm
to 
200 mm
  • IS
  • BS
  • ASTM
  • GKW
  • Unbrako
  • Kundan
  • APL
  • Sundaram Precision
  • Infasco
  • EBY Fastener Etc.

Steel Fasteners Manufacturer in India  ASTM A320 Grade L7 Fasteners Price in India

Steel Fasteners Manufacturer in India

  • ASTM A320 Socket Head Cap Screw: Price $5.59–$258.50
  • ASTM A320 Plow Bolt, Plain, 5/8-11×2, Gr 5, PK25: Price $30.65 / pkg. of 25
  • ASTM A320 Structural Bolt, 1/2-13×1 1/2L, PK25: Price $13.21 / pkg. of 25
  • ASTM A320 U bolts, with 5/16 Thread, Zinc Finish: Price $3.71–$7.25
  • ASTM A320 Hex Nut, SS, Gr SS304,3/8-16, Plain, PK50: Price $12.13 / pkg. of 50
  • ASTM A320 Hex Lag Screw, 3/8×2 1/2 In L, PK50: Price $19.79 / pkg. of 50
  • ASTM A320 Flat Washer: Price $0.09–$5.97

 

PM Metal is the only company in INDIA can arrange fastest delivery of ASTM A320 Grade L7 Fasteners to Middle East, Africa, Asia & Far East countries because of availabilty of ASTM A320 Grade L7 Fasteners in various size range & different coatings as well as our dealer network in Middle East, Africa, Asia & Far East countries.

Locate our dealers & distributors in following countries:

MIDDLE EAST
ASIA
AFRICA

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Steel Fasteners Manufacturer in India  Type of ASTM A320 Grade L7 Fasteners

ASTM A320 NUTS

 

 

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ASTM A320 WASHERS
   

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ASTM A320 CAP SCREWS

 

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ASTM A320 HEX BOLTS
       

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ASTM A320 COUNTERSUNK SCREWS
     

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ASTM A320 OTHER SCREWS

 

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ASTM A320 SCREWS

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ASTM A320 TAPPING SCREW
       

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Steel Fasteners Manufacturer in India  ASTM A320 Grade L7 Fasteners Useful Info

Originally approved in 1948, the ASTM A320 specification covers alloy steel and stainless steel bolting materials for low temperature service.

A320 Grades

L7 Alloy steel AISI 4140/4142 Quenched and tempered
L43 Alloy steel AISI 4340 Quenched and tempered
B8 Class 1 Stainless steel AISI 304, carbide solution treated
B8M Class 1 Stainless steel AISI 316, carbide solution treated
B8 Class 2 Stainless steel AISI 304, carbide solution treated, strain hardened
B8M Class 2 Stainless steel AISI 316, carbide solution treated, strain hardened

A320 Mechanical Properties

Grade Diameter Tensile, ksi, min Yield, ksi, min Charpy Impact 20-ft-lbf @ temp Elong, %, min RA, %, min
L7 Up to 21⁄2 125 105 -150° F 16 50
L43 Up to 4 125 105 -150° F 16 50
B8 Class 1 All 75 30 N/A 30 50
B8M Class 1 All 75 30 N/A 30 50
B8 Class 2 Up to 3⁄4 125 100 N/A 12 35
7⁄8 – 1 115 80 N/A 15 35
11⁄8 – 11⁄4 105 65 N/A 20 35
13⁄8 – 11⁄2 100 50 N/A 28 45
B8M Class 2 Up to 3⁄4 110 95 N/A 15 45
7⁄8 – 1 100 80 N/A 20 45
11⁄8 – 11⁄4 95 65 N/A 25 45
13⁄8 – 11⁄2 90 50 N/A 30 45

A320 Chemical Properties

Element L7 (AISI 4140) L43 (AISI 4340) B8 (AISI 304) B8M (AISI 316)
Carbon 0.37 – 0.49% 0.38 – 0.43% 0.08% max 0.08% max
Manganese 0.65 – 1.10% 0.75 – 1.00% 2.00% max 2.00% max
Phosphorus, max 0.035% 0.035% 0.045% 0.045%
Sulfur, max 0.040% 0.040% 0.030% 0.030%
Silicon 0.15 – 0.35% 0.15 – 0.35% 1.00% max 1.00% max
Chromium 0.75 – 1.20% 0.70 – 0.90% 18.0 – 20.0% 16.0 – 18.0%
Nickel 1.65 – 2.00% 8.0 – 11.0% 10.0 – 14.0%
Molybdenum 0.15 – 0.25% 0.20 – 0.30% 2.00 – 3.00%

A320 Recommended Hardware

Grade Nuts Washers
L7 A194 Grade 4 or 7 F436
L43 A194 Grade 4 or 7 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
Strain hardened nuts available as a supplementary requirement

Steel Fasteners Manufacturer in India  ASTM A320 Grade L7 Fasteners Inventory

Our sales agents to buy ASTM A320 Grade L7 Fasteners within India

We have our sales representative in Mumbai, Ahmedabad, Chennai, Delhi, Bangalore, Hyderabad, Kolkata, Surat, Pune, Nagpur, Indore, Thane, Bhopal, Visakhapatnam, Vadodra, Nashik, Faridabad, Rajkot, Aurangabad, Ranchi, Coimbatore, Raipur, Mysore, Bhubaneswar, Salem, Bhilai, Bhiwandi, Bikaner, Mangalore, Kochi (Cochin), Bhavnagar, Tirupur, Ankleshwar, Assam, Siliguri, Tamil Nadu, Maharashtra, Jaipur, Jabalpur, Vishakapatnam, Sholapur, Davangere, New Delhi, Kakinada, Belagavi, Udaipur, Guwahati, Ludhiana etc.

We supply ASTM A320 Grade L7 Fasteners with zero error rate & 100% -Liefertreue, ASTM A320 Nuts, ASTM A320 Bolts, ASTM A320 screws, ASTM A320 washers, ASTM A320 Bolts and Screws, ASTM A320 Heavy Hex Bolts, ASTM A320 Finished Hex Bolts, ASTM A320 Oval Neck Track Bolts, ASTM A320 Bent Bolts, ASTM A320 Hex Cap Screws, ASTM A320 Heavy Hex Screws, ASTM A320 12-Point Screws, ASTM A320 Socket Head Cap Screws, ASTM A320 Socket Head Shoulder Screws, ASTM A320 Socket Set Screws, ASTM A320 Flat Countersunk Head Cap Screws, ASTM A320 Hex Nuts, ASTM A320 Hex Jam Nuts, ASTM A320 Hex Slotted Nuts, ASTM A320 Heavy Hex Nuts, ASTM A320 Heavy Hex Jam Nuts, ASTM A320 Heavy Hex Slotted Nuts, ASTM A320 Heavy Square Nuts, ASTM A320 Hex Coupling Nuts, ASTM A320 Cap Nuts, ASTM A320 12-Point Nuts, ASTM A320 Flat Washers, ASTM A320 Lock Washers, ASTM A320 Beveled Washers, ASTM A320 Threaded Rod, ASTM A320 Stud Bolts, ASTM A320 Continuous Thread Studs, ASTM A320 Double End Studs, ASTM A320 Tap End Studs, ASTM A320 Threaded Taper Pins, ASTM A320 Dowel Pins distributor, stockholder and supplier in Malaysia, UAE, Iran, Singapore & Saudi Arabia