Seamless brass tube Standard:  ASTM,Website:http://www.zjbtindustry.com, DIN, JIS,Material:  copper and zinc alloy ,Feature: Brass tube is easy to bend, easy to reverse, not easy to crack, not easy to break, has a certain anti frost heave and anti impact ability, so it is used in building water supply system.Brass has hard texture, is not easy to corrosion and high temperature resistance, high pressure resistance, used in a variety of environments.Such as Electrical brass tube,refrigration brass tube, high pressure resistant brass tube, copper tube corrosion resistance, electric heating tube, industrial copper refrigerant.Application: Seamless brass tube can be used for heat exchanger and condenser, low temperature pipe, submarine transport pipe,sanitary pipe. Manufacturing sheet material, strip, bar, pipe, casting parts, etc.Standards and Alloys:  MaterialStandards and alloysNormally brass tubeGB/T 1527ASTMB135En12449BS2871-2JISH3300H70C2600CuZn30-C2600H68-CuZn32--H65C2700CuZn35-C2700H63C2720CuZn37Cz108C2720H62C2800CuZn38-C2800Mechanical property of brass tube :CODETEMPERTensile testHardness TestTensile Strength Rm / MPa≥Elongation   A / %≥hardness        a / HVHardness b / HBCuzn32M2804355~8550~80M23504085~12080~115Y23702595~12590~120Y420—≥115≥110CUZN35M2904355~8550~80M23602580~11575~110Y23701890~12085~115Y430—≥110≥105CUZN37,CUZN38M3004360~9055~85M23602575~11070~105Y23701885~12080~115Y440—≥115≥110Chemical Composition of brass tube:CodeChemical Composition (%)NameCodeCuFePbAlMnSnNiZnOthers70 Brass tubeH7067.0~71.00.100.03---0.5balance0.368 Brass tubeH6867.0~70.00.100.03_—0.5balance0.365 Brass tubeH6563.5~68.00.100.03_—0.5balance0.363 Brass tubeH6362.0~65.00.150.08_—0.5balance0.562 Brass tubeH6260.5~63.50.150.08_—0.5balance0.5Specification:Thickness  O.D.0.019"to0.023"0.023"to0.031"0.031"to0.039"0.039"to0.047"0.047"to0.059"0.059"to0.078"0.078"to0.12"0.12"to0.16"1/4"to 1/2"ooooo---------1/2"to3/4"oooooo------3/4"to1"---oooooo---1"to1-3/8"------oooooo1-3/8"to2"---------ooooo2"to2-3/4"---------oooo---Package: carton case, plastic bag, wooden casePayment term: TT , LCPrice term: EX-WORK,  FOB, CNF, CIF