ASTM A320 L43 Fully Threaded Stud Bolt Flanges PTFE Coated Stud Bolts

Brand Name:PM
Certification:ISO
Model Number:M6-M64, 1/4"-4"
Minimum Order Quantity:100PCS
Delivery Time:15-25DAYS PER CONTAINER
Payment Terms:L/C, T/T
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Location: Shanghai Shanghai China
Address: #888 xingrong road, jiading district, Shanghai
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ASTM A320 L43 fully threaded PTFE coated stud bolt for flanges


In a flanged connection the size, length, diameter and number of bolt holes is dependent of flange type and pressure class of flange.
Stud Bolt grades and sizes are defined by industry standards in ASTM A193 and ASME B16.5 standards.
Bolts are usually defined as a threaded fastener intended to be mated with a nut, while a screw can engage either preformed or self-made internal threads,A stud is an externally threaded headless fastener. One end usually mates with a tapped component and the other with a standard nut.



ASTM A320 Grades
L7 :13% Chromium Ferritic Steel
L7M :Chromium Molybdenum Alloy Steel, Quenched & Tempered
L43 :Chromium Molybdenum Alloy Steel, Quenched & Tempered
B8 :AISI 304 Stainless Steel, Carbide Solution Treated
B8 :Class 2 AISI 304 Stainless Steel, Carbide Solution Treated and Strain Hardened
B8M :AISI 316 Stainless Steel, Carbide Solution Treated
B8M :Class 2 AISI 316 Stainless Steel, Carbide Solution Treated and Strain Hardened
B8T :AISI 321 Stainless Steel, Carbide Solution Treated
B8T :Class 2 AISI 321 Stainless Steel, Carbide Solution Treated and Strain Hardened
B8C :AISI 347 Stainless Steel, Carbide Solution Treated


Type :
Full threads, Partial Threads, and customized as per requirements.

SIZE :
Nom Dia: ¼ to 4″ [6-100 mm]
Tailor made if required.
Length: As Per Standard or Upto any Length

SPECIFICATION / STANDARD :ASTM / ASME / BS / DIN / BS EN ISO

MATERIAL :C.S., M.S., Alloy Steel, Ferritic & Austenitic Stainless Steel
THREADS :UNC, 8UN, UNF, Metric Coarse & Fine Series.
SURFACE FINISH :
Self Color, Hot Dip Galvanized, Electro Galvanized, Di-Chromated, P.T.F.E. Coated or any other as per order requiremen


Packaging Details: a. bulk in cartons (<=25kg )+ 36CTN/wood solid Pallet

b. bulk in cartons 9"x9"x5" (<=18kg )+ 48CTN/wood solid Pallet

Supply Ability:1000 tons per month

MinimumOrder:200kgs for each specification

Trade Term:FOB/CIF/CFR/CNF/EXW/DDU/DDP

Payment :T/T, L/C , D/A , D/P , Western Union,etc

Market:South&north Amrica/Europe/ etc.


ASTM A320 Chemical Composition

Element

Grade L7, L7M

Grade L43

Grade B8

Grade B8M

Grade B8T

Grade B8C

Carbon

0.38 - 0.48

0.38 - 0.43

0.08 max

0.08 max

0.08 max

0.08 max

Manganese, max

0.75 - 1.00

0.75 - 1.00

2.00 max

2

2

1

Phosphorus, max

0.035

0.035

0.045

0.045

0.045

0.04

Sulfur, max

0.04

0.04

0.03

0.03

0.03

0.03

Silicon

0.15 - 0.35

0.15 - 0.35

1.00 max

1

1

1.00 max

Nickel

-

0.40 - 0.70

8.0 - 11.0

10.0 - 14.0

9.0 - 12.0

8.00 - 11.00

Chromium

0.80 - 1.10

0.40 - 0.60

18.0 - 20.0

16.0 - 18.0

17.0 - 19.0

18.0 - 20.0

Molybdenum

0.15 - 0.25

0.20 - 0.30

-

2.0 - 3.0

-

-

Titanium

-

-

-

-

5 x C, min

-


ASTM A320 Recommended Nuts & Washers

Bolt Grade

Nut Grade

Washer Grade

L7

ASTM A194 Grade 7

ASTM F436 Type 1

L7M

ASTM A194 Grade 7M

ASTM F436 Type 1

L43

ASTM A194 Grade 4 OR Grade 7

ASTM F436 Type 1

B8

ASTM A194 Grade 8

AISI 304

B8M

ASTM A194 Grade 8M

AISI 316

B8T

ASTM A194 Grade 8T

AISI 321

B8C

ASTM A194 Grade 8C

AISI 347

China ASTM A320 L43 Fully Threaded Stud Bolt Flanges PTFE Coated Stud Bolts supplier

ASTM A320 L43 Fully Threaded Stud Bolt Flanges PTFE Coated Stud Bolts

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