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10B21 Carbon Steel Fasteners

1304 Produkte
10B21 Carbon Steel Fasteners

10B21 is a boron-treated low-carbon steel used for grade 8.8 fasteners where formability matters. It hardens reliably with a small boron addition.

In stock now: 1,340 lines; covering Screws (1,252), Socket Head Screws (1,168), DIN 7991 Countersunk Socket Screws (400), ISO 7380 Button Head Socket Screws (380), GB70 (228); priced from $0.0051 per piece. Every line is sold by the piece — one piece is a valid order.

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What is 10B21 Carbon Steel?
10B21 is a boron-treated low-carbon steel used for grade 8.8 fasteners where formability matters. It hardens reliably with a small boron addition.
How much do 10B21 Carbon Steel fasteners cost?
Prices in our catalogue for 10B21 Carbon Steel run from $0.0051 to $5.8894 per piece, depending on diameter, length and material. There is no minimum order.
Is there a minimum order quantity for 10B21 Carbon Steel?
No. Every line is sold by the piece, so you can order a single piece to check the fit and the finish before committing to a production quantity. Your order total is confirmed in the cart, before payment.
What do you stock in 10B21 Carbon Steel?
10B21 Carbon Steel Fasteners currently covers 1,340 lines across Screws, Socket Head Screws, DIN 7991 Countersunk Socket Screws, ISO 7380 Button Head Socket Screws, GB70, Torx Screws. The full list of sizes, materials and finishes on this page is live — use the filters at the top to narrow it down.
How quickly do you ship 10B21 Carbon Steel fasteners, and can you send them to the EU or Russia?
In-stock lines leave our Foshan warehouse within 24–48 hours. We ship worldwide, including the EU and Russia. For the EU we are appointing a responsible person under Regulation (EU) 2023/988 (GPSR); for EAEU orders the conformity documents are handled with the importing party, who is the applicant of record. We can supply an EN 10204 3.1 mill test certificate, a full technical specification and a packing list with weights on request.
Produkt Durchmesser × Länge Werkstoff Lager Stückpreis
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x35 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 35 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x30 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 30 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x25 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 25 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x22 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 22 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x20 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 20 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x18 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 18 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x16 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 16 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x14 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 14 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x12 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 12 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x10 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 10 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x8 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 8 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
GB 70 Socket Head Cap Screw 10B21 Carbon Steel - SFX Fasteners GB 70 Socket Head Cap Screw M4x6 10B21 Carbon Steel
Blau-weiß verzinkt
M4 × 6 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
ISO 7380 Button Head Socket Screw 10B21 Carbon Steel - SFX Fasteners ISO 7380 Button Head Socket Screw M6x16 10B21 Carbon Steel
Schwarz vernickelt
M6 × 16 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
ISO 7380 Button Head Socket Screw 10B21 Carbon Steel - SFX Fasteners ISO 7380 Button Head Socket Screw M6x14 10B21 Carbon Steel
Schwarz vernickelt
M6 × 14 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
ISO 7380 Button Head Socket Screw 10B21 Carbon Steel - SFX Fasteners ISO 7380 Button Head Socket Screw M8x60 10B21 Carbon Steel
Schwarz vernickelt
M8 × 60 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
ISO 7380 Button Head Socket Screw 10B21 Carbon Steel - SFX Fasteners ISO 7380 Button Head Socket Screw M6x12 10B21 Carbon Steel
Schwarz vernickelt
M6 × 12 Kohlenstoffstahl 10B21 auf Lager Anmelden, um Preise zu sehen Anmelden, um zu bestellen
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