0513-81181360 info@ecindustry.com

EC International (Nantong) Co.,LTD.
  • Home
  • Products
    • Standard Industrial Fasteners
    • Deck Screws
    • Multi-Purpose Screws
    • Weatherboard Screws
    • Timber Screws
    • Bi-Metal Self-Drilling Screws
    • 410 Stainless Steel Screws
    • RXB Coating Corrosion Resistant Fasteners
    • Extra Long Fasteners
    • Large Diameter Fasteners
    • Solar Mounting Fasteners
    • Petrochemical Fasteners
  • Specialty
    • Heads and Threads
    • Customized Packaging
  • Catalogues
  • About Us
  • Quality
    • Quality Certificates
    • CE Certification
    • Quality in Action
  • News
    • Updates
    • Articles
    • Industry-news
  • F.A.Q
  • Contact Us

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All Thread Studs For Pressure Vessel

Home Products Petrochemical Fasteners ASTM A193 B7 B16 A320 L7 Petrochemical H

ASTM A193 B7 B16 A320 L7 Petrochemical Heavy Hex Bolts & All Thread Studs For Pressure Vessel

  • Material Grade: ASTM A193 B7/B7M/B16、ASTM A320 L7/L7M
  • Product Type: Heavy Hex Bolt / All Thread Stud / Tap End Stud
  • Surface Finish: Plain / Zinc Plating / Xylan Anti-corrosion Coating
  • Application: Petrochemical Pipeline, Pressure Vessel, High Temp Flange Construction
  • Category:Petrochemical Fasteners
  • Inquiry Send Email

    Description

    Bolts & Studs For Petrochemical | ASTM B7 L7 High Temperature Fastener

    Bolts & Studs For Petrochemical

    ASTM Standard High Temperature Alloy Fastener for Petrochemical Pipeline & Pressure Vessel

    ASTM B7 L7 Petrochemical Bolt Stud Xylan Coated for Flange & Pressure Vessel

    Main Product Types

    • B7 Heavy Hex Cap Screws: ASTM A193 B7 grade, high tensile for high temp flange fastening
    • L7 Tap End Studs: ASTM A320 L7 low temperature alloy, tap end design for vessel assembly
    • B7 All Thread Studs: Full thread stud with optional Xylan anti-corrosion coating

    Material Grade & Available Finish

    Grade Standard: ASTM A193(B7/B7M/B16), ASTM A320(L7/L7M)

    Surface Treatment: Plain Finish / Zinc Plating / Xylan Anti-corrosion Coating

    Standard Grade Item Type Thread Dia Length Range Available Finish
    ASTM A193 B7/B7M/B16 Stud / Hex Bolt 3/8"~4" 1/2"~12FT / Max30" Plain/Zinc/Xylan
    ASTM A320 L7/L7M Stud / Hex Bolt 3/8"~2-1/2" 1/2"~12FT / Max26" Plain/Zinc/Xylan

    Application

    Petrochemical pipeline, industrial pressure vessel, high & low temperature flange equipment, refining plant construction projects.

    Related Products: Petrochemical Fastener Series Outdoor Deck Screw Customized Packaging

    Inquiry Us





    Related Products

    EC Fastener High-Strength Petrochemical Fasteners

    EC Fastener High-Strength Petrochemical Fasteners

    ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fasteners Tap End Stud Hex Bolt Socket Cap Screw

    ASTM A193 B8 B8M A194 8 8M Stainless Alloy Petrochemical Fasteners Tap End Stud Hex Bolt Socket Cap Screw

    ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole For Petrochemical Pressure Vessel

    ASTM A194 2H 2HM 4 7 7M Heavy Hex Nuts Standard & Tommy Hole For Petrochemical Pressure Vessel

    Products

    • Standard Industrial Fasteners
    • Deck Screws
    • Multi-Purpose Screws
    • Weatherboard Screws
    • Timber Screws
    • Bi-Metal Self-Drilling Screws
    • 410 Stainless Steel Screws
    • RXB Coating Corrosion Resistant Fasteners
    • Extra Long Fasteners
    • Large Diameter Fasteners
    • Solar Mounting Fasteners
    • Petrochemical Fasteners

    Latest Post

    • SS304 vs SS316 vs SS410 Fastener Materia
      2026-06-04
    • Roofing Screw Fastener Guide for Metal R
      2026-06-11
    • Precision Fasteners for Southeast Asia E
      2026-06-10

    Feedback

    Contact Us

    0513-81181360

    info@ecindustry.com

    Nantong,Jiangsu,China,226000

    Mobile Website

    Copyright © 2020-2026 EC International Design All Rights Reserved.

    Inquiry Us Now !
    Inquiry Us Now !