From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Steel analysis chart detailing chemical compositions and identification colours.
| Identifier | ExFiles\Box 126\3\ scan0062 | |
| Date | 12th July 1945 | |
| TYPE OF STEEL COPPER-SILICON STEEL #1 COPPER-SILICON STEEL #3 COPPER-SILICON STEEL #4 (GREENBURN) COPPER-SILICON STEEL #5 (CHERTBURN) AL EE-SELECT E.E. NON-SHRINK E.E. 3% NICKEL CHROME E.E.E. (SELECT) F.A. F.E. F.E. NON-SHRINK F.E. (HIGH LIMIT) F.F. F.F. STEEL F.G. F.G. (S.A.E. 1035) F.G. NON-SHRINK F.H. F.J. AJAX F.K. DIE BLOCK HAMMER F.L. F.L. CORTEN L STEEL F.F.F. FORD HIGH SPD.STL. (TAPE DRILLS) FORD HOT WORK STEEL FORD SPEC. HIGH SPEED G GG H KEY STOCK (S.A.E. 2330) L LOW CARBON OPEN HEARTH MACHINE STEEL MAGNET N R RR RRR RUSTLESS STEEL 18-8 RUSTLESS 18 RUSTLESS TYPE II S SS{S. Smith} TAP STEEL (UNDER 1" DIA) V WELDING WIRE INSERT DIE STEEL VANADIUM TOOL STEEL PUNCH STEEL AA{D. Abbot-Anderson}-SELECT (LOW LIMIT) SPECIAL AXLE STEEL S.A.E. #4620 CARBON (C) .20-.30 1.40-1.60 1.35-1.60 1.35-1.70 .17-.20 .35-.38 .85-.95 .12-.14 .38-.42 .33-.36 .20-.24 .18-.22 .26-.30 .30-.35 .35-.38 .38-.42 .42-.47 .48-.52 .28-.32 .32-.35 .05 MAX .95-1.05 .95-1.05 .95-1.05 .09-.13 .30-.40 .03 MAX 1.45-1.60 .44-.50 .45-.52 .48-.52 .60-.75 .47-.55 .27-.35 .35-.40 .40-.45 .05 MAX .08-.15 .15-.20 .34-.40 .65-.73 .18-.23 .78-.84 .08-.15 .15-.20 .27-.37 .25-.35 .23-.30 .05-.15 .08-.20 .82-.90 .12-.16 .70-.80 .95-1.05 1.20-1.30 .26-.29 .45-.50 .18-.22 MANGANESE (MN) .70-.80 .70-.80 .35-.45 .60-1.00 .60-.75 .70-.90 1.5-1.75 .40-.60 .70-.90 .70-.90 .60-.75 .65-.75 .65-.80 .65-.80 .65-.80 .65-.80 .65-.80 .70-.90 .65-.80 .65-.80 .30 MAX .20-.30 .20-.30 .30-.40 .70-.90 .50-.80 .12 MAX .25-.35 .40-.55 .80-.95 .80-.95 .30-.40 .50-.60 .70-.90 .70-.90 .70-.90 .30 MAX .80-.99 .80-.99 .80-.99 .25-.35 .40-.60 .25-.35 .30-.45 .30-.45 .45-.60 .50-.80 .35-.50 .35-.50 .30-.45 .35-.45 .20-.35 .20-.35 .20-.35 .40 MAX .65-.75 .70-.90 .70-.90 CHROMIUM (CR{Mr Cra???ster / Mr Chichester}) Cu-1.50-2.00 Mo-.10-.20, Cu-1.50-2.00 .20-.30, Cu-1.50-2.00 .40-.50, Cu-2.50-3.00 .65-.80 1.00 NICKEL 3.0 .65-.80 VANADIUM .12-.15 .80-.95 .80-1.00 .90-1.10 .90-1.10 .90-1.10 .85-1.10 .80-1.00 .80-1.00 .90-1.10 .40-.50 .90-1.10 1.25-1.50 COPPER OPTIONAL V-.20-.25 Mo-.70-.90 11.00-12.00 V-.20-.25 Mo-.70-.90 .70-.90 TUNGSTEN 1.00-1.20 1.00-1.20 1.00-1.20 3.25-3.75 .60-.75 NICKEL 1.50-1.75 NICKEL 3.25-3.75 3.75-4.25 V-1.00-1.25, W-17.0-18.0 1.40-1.60 MOLYBDENUM-.45-.55 4.00-4.50 V-2.00-2.25, W-18.0-19.0 2.25-2.60 .30-.40 .10 MAX NICKEL-NONE .10 MAX NICKEL-NONE 16.0-18.0 NICKEL 7.0-9.0 16.0-18.0 12.0-14.0 V-.15-.25, W-1.25-1.50 1.85-2.50 .70-.80 Mo-.75-.80, Ni-2.25-2.45 .10 MAX V-.40-.50, Ni-NONE .10 MAX TUNGSTEN 2.00-2.50 .80-.95 .25 MAX Mo-.20-.30, Ni-1.65-2.00 SILICON (SI) .60-.80 .80-1.00 .85-1.10 .85-1.10 .90-1.30 .10-.20 .07-.15 .15-.25 .07-.15 .07-.15 .10-.15 .10-.20 .10-.20 .10-.20 .10-.20 .10-.20 .10-.20 .12-.28 .20-.30 .20-.30 .10-.20 .10-.20 .09-.13 .20-.30 .10-.20 .10-.20 .20-.40 .45-.25 .10-.20 .10-.20 .10-.20 .07-.15 .07-.15 .07-.15 .90-1.20 .10-.20 .20-.30 .15-.25 .20-.50 .07-.15 .07-.15 .07-.15 .15-.25 .15-.25 .15-.25 .25-.40 .10-.20 .15-.25 .15-.25 .15-.25 .15-.30 .50 MAX .70-1.00 .10-.20 .15-.20 .30-.45 3.60-4.20 .18-.25 .15-.25 .10-.20 .15-.30 PHOSPHORUS (P) .10 MAX .10 MAX .10 MAX .10 MAX .10 MAX .03 MAX .03 MAX .025 .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .09-.13 .03 MAX .01 MAX .05 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .03 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .03 MAX .03 MAX .04 MAX .04 MAX .025 MAX .025 MAX .025 MAX .025 MAX .025 MAX .03 MAX .04 MAX .04 MAX .03 MAX .025 MAX .02 MAX .03 MAX .04 MAX .04 MAX SULPHUR (S) .08 MAX .08 MAX .06 MAX .06 MAX .06 MAX .04 MAX .05 MAX .03 .05 MAX .05 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .08-.15 .05 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .05 MAX .05 MAX .03 MAX .08-.15 .10-.15 .10-.15 .04 MAX .04 MAX .04 MAX .05 MAX .05 MAX .045 MAX .05 MAX .05 MAX .05 MAX .03 MAX .025 MAX .025 MAX .025 MAX .03 MAX .04 MAX .04 MAX .04 MAX .04 MAX .04 MAX .05 MAX ENDS PAINTED BLUE, BROWN & WHITE YELLOW & WHITE ALUMINIUM & BLUE GREEN & BROWN ® RED, YELLOW & BLUE ® BLUE & BROWN ® WHITE & BLACK RED & BLACK RED, WHITE & BLUE RED, GREEN & YELLOW (RED & GREEN ON ALL ELEMENTS WELL WITHIN LIMITS. ® T-7) BLUE & RED RED & YELLOW (@ T-498 RED, BLACK & GREEN) (@ T-12 RED, WHITE & YELLOW) YELLOW & GREEN GREEN WITH WHITE STRIPE GREEN (DETROIT ONLY) ® CHOCOLATE & YELLOW BLUE & RED ALUMINUM #1 ® YELLOW & GREEN GREEN WITH WHITE STRIPE GREEN (DETROIT ONLY)® CHOCOLATE & YELLOW RED YELLOW RED & YELLOW ALUM. & BLACK ALUM. & GREEN ALUM. & YELLOW RED & GREEN WITH WHITE STRIPE MO-.50-.80, WHITE BAR STAMPED HSSN® BLACK BLACK BLUE GREEN & BLUE BLACK WITH YELLOW STRIPE BLACK ALUM. WHEN Cr{Mr Cra???ster / Mr Chichester} IS .85 OR OVER GREEN & BLACK BLACK & BROWN ® BROWN BLUE & YELLOW GREEN GREEN, ALUMINIUM & RED ALUMINIUM & BROWN ® ALUMINIUM & RED. DETROIT REVISIONS ENG. NO. REVISED CK{Mr Clark} SEE RECORD PRINT K-3189 / 3-30-38 K-4375 / 4-8-38 E-1390 3-13-36 F-1734 4-16-36 * T-498 & T-12 REPLACED BY COLOURS FOR DAGENHAM ® * COMPLETE SPECIFICATIONS ADDED AT DAGENHAM † COLOURS ONLY ADDED AT DAGENHAM H-9599 MAY 18-44 M-8262 OCT-6-44 SEE RECORD PRINT M-8562 JULY 12-45 BERYLLIUM, COBALT, TANTALUM & TIN NOT TO BE PRESENT FOOTNOTES *WHITE IF ON LOW SIDE OF ANALYSIS & WHITE WITH GREEN STRIPE IF ON HIGH SIDE HIGH LIMIT (2.60) PREFERRED ALUMINIUM-AL. CADMIUM-CD MOLYBDENUM-MO. NICKEL-NI. VANADIUM-V.{VIENNA} TUNGSTEN-W. COPPER-CU BOTTOM TITLE BLOCK STEEL ANALYSIS CHART FORD MOTOR CO. LTD DAGENHAM SK-3 | ||