Stock quantity: 1000 tons
MOQ: One bundle
Delivery time: 7 days
SUM23 11SMn30 1.0718 1.0715 SUM22L
12L14 Free Cutting Steel Rod - Cold Drawn, China Manufacturer
12L14 Cold Drawn Steel Bar, Cold Rolled Steel Bars
Bright Free Cutting Steel
1. 12L14 Cold Drawn Bar
12L14 is a re-sulphurised, re-phosphorised free machining steel of premium grade, widely used in repetition machining.
Engineers and general machinists employ it for a broad array of applications due to its superb machinability, making it ideal for case
hardening and electroplating.
2. 12L14 Cold Drawn Steel Bar - Typical Applications
Aircraft landing bolts, fasteners, bushings, and shafts,
Brake hose ends, pulleys, disc brake pistons, wheel nuts and inserts, control linkages, gear box components (case hardened), domestic garbage bin axles, concrete anchors, padlock shackles, hydraulic fittings, vice jaws (case
hardened).
3. 12L14 Cold Drawn Steel Bar - Main Types and Available Sizes
| Round bars |
5mm-130mm |
| Suqare bar |
6*6mm-100*100mm |
| Flat bars |
3mm*20mm-50mm*100mm |
| Hex bars |
6mm-100mm |
| Bar Finsihe |
Peeled, Cold Drawn, TurnedTurned & Polished, Centreless Ground |
4. 12L14 Cold Drawn Steel Bar - Size Tolerance
h9, h10, h11, or other tolerances as per client's requirements
5. 12L14 Cold Drawn Steel Bar - Chemical Composition (%)
| C |
Si |
Mn |
P |
S |
Pb |
| Max 0.15 |
Max 0.10 |
0.80-1.20 |
0.04-0.09 |
0.25-0.35 |
0.15-0.35 |
6. 12L14 Alternative Grades in Different Standards
| Germany |
DIN 95MnPb28, Werkstoff No. 1.0718 |
| Great Britain |
BS970 230M07 leaded, EN1A Leaded |
| Japan |
JIS: SUM22L |
| USA |
AISI /SAE 12L14 UNS G12144 |
7. 12L14 Typical Mechanical Properties - Cold Drawn and Turned and Polished Condition
| Cold Drawn Size mm |
|
up to 16mm |
17 - 38mm |
39 - 100mm |
| Tensile Strength Mpa |
Min |
480 |
430 |
400 |
| Max |
760 |
690 |
630 |
| Yield Strength Mpa |
Min |
350 |
330 |
290 |
| Max |
590 |
550 |
500 |
| Elongation in 50mm % |
Min |
7 |
8 |
9 |
| Hardness HB |
Min |
142 |
120 |
115 |
| Max |
225 |
205 |
185 |
8. Straightness: 1mm/m (max)
9. 12L14 Machining
12L14 is a premium free cutting steel grade ideal for all high-production, repetitive machining tasks.
10. 12L14 Welding
Welding 12L14 is not recommended due to its lead content, which poses a health hazard.
11. Steel Bar Packing:
*Bars from different heats will not be mixed and dispatched.
*Bars will be bundled and securely metal strapped in three places along the bar length and tagged properly.
* For further processed products like cold drawn/peeled or heat-treated goods, plastic bag wrapping or pallet loading is available according to customer's demands.
12. Delivery Time of Steel Bar:
7-10 days from stock, 30 days after order confirmation for new material.
13. Payment Term TT or LC
14. Free Sample: Yes
15. Steel Bar Inspection: Spectral Tested, Microstructure Tested, Hardness Test, Macrostructure Test, UT Test
16. Our Cold Drawn Factory Equipment
We utilize advanced production technology and top-tier processing equipment, including heat treatment furnaces, straightening machines, centerless grinding machines, polishing machines, as well as lathing and milling machines.
17. Our Steel Bar Mill's Certificates
We proudly hold a suite of prestigious certifications including ISO901, ISO/TS16949, ISO4001, and OHSAS18001, underscoring our commitment to quality and safety.
Our credentials are further bolstered by the Special Equipment Manufacturing License of P.R.C for pipeline plates, steel plates for boilers, and vessels, ensuring top-tier production capabilities.
We are ISO/TS16949:2009 certified for the manufacturing of special steel, reflecting our stringent adherence to industry standards and excellence.
Our global certifications include the Europe CE Mark Certificate, JIS MARK, and KS MARK, validating our international quality and compliance.
With a dynamic and passionate team of sales and technical experts, Shandong Dajin Metal Material Co., Ltd. is dedicated to integrating China's steel resources to provide specialized steel products and services. We strive to build lasting relationships with our clients and grow together.
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