Tiêu chuẩn tiêu chuẩn iso 05019 2 1984 scan

I nternational Standard @) 501 9/Z 0 * 4 4l isib I NTERNATIONAL ORGANlZATlON FOR STANDARDIZATION~ME~~YHAPO~HAR OPrAHMJAUHA n0 CTAHAAPTTHJAUHWORGANISATION I NTERNATIONALE DE NORMALISATION ‘Xnwm (J Sect[.]

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-

7

2

Desc rip tors : refrac tor y m eria ls, b r ic ks, dimenion

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2

Pric e ba sed on 2 pges

IS0 (h Interna tio a l O rga niza tio for Sta nda rdiza tio ) is a worldwid fe era tio of

R efactorie

tech ica l rev isio

Printe in Switzerla nd

R efra ctory bricks - Dimensions -

refa c tory a rc bric s O ne emplo s a c n ta nt me ian dime -

NOT - I is recog ized tha t there a re a rc br ic k sizes with a conta nt

ba ckfa ce dimen ion of North A merican origin whose dimenion

c losely a pproxim e to those in the ta ble

s rie of refa c tory a rc brics, ea ch with a c n ta nt me ian

stant b a ckfa ce dime sio

tang lar bricks

s own in th tab le

4 T olera nces

1

T able - Dime sio s of refrac tory arch bricks

T y pe of bric kl)

Bricks with a c on tant me ian dime sio

Bricks with a c on tant

2 0

x 1 4 x 76170

2 0

x 1 4 x 76164

2 0 x 1 4 x 7615

2 0 x 1 4 x 76l3

x 1 4 x 76170

x 1 4 x 76157

‘~

x 172 x 76170

x 172 x 7615

.a rg

lrc h

jric kz)

x 2 0 x 76173

1) The leters d sig a tin th dime sio s rela te o ly to th diagrams in this ta ble

21 In Norh A merica :

a sid arc h bric is k own as a n “arc h”;

a n e d arc h bric k is k own as a “we g ”;

a la rg e d arc h bric is k own as a “we g blo k”