ASTM A193 Gr B7 B7M High Strength threaded rods
ASTM A193: B7, B7M, B16, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.
ASTM A320: L7, L7M, L43, B8 class 1, B8 class 2, B8M class 1, B8M class 2, B8T etc.
1.Brief information
1.Standard: ASME B16.5, IFI 136, DIN975
2.Material: ANSI 4140
3.Grade: A193 B7 B7M
4.Mark: B7 B7M
5.Size: M3-M80 / 1/4"-3-3/4"
6.Finish: Plain, black, zinc, H.D.G, Cadmium, PTFE.
7.Set: astm a193 b7 threaded rods
8.Delivery time: Normally in 25-35 days
9.Package: Cartons&pallets or according to customer's requirement.
2.A193 B7 & A193 B7M Raw material chemical composition
| Element |
B7 / B7M (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% |
3..A193 B7 & A193 Property
| 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 |
4.Surface protection: Plain, Hot dip galvanized, Galvanization, Dacroment, Xylan .
5.Packing: 900kgs/Pallet
6.Payment terms: T/T or L/ C
(1)30% paid by T/T and rest 70% by T/T upon the copy of B/B.
(2)100% irrevocable L/C at sight
7.MOQ: 10pcs per size
8.Delivery time:7-30 days upon to the order details
9.Trade term: FOB CFR CIF
10.Port of loading:Qingdao , China
11. Mark: including steel material, heat No., pieces, weight, date and so on.
12.Know us more:
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.
Audited Supplier 
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